3661401542 has 8 divisors (see below), whose sum is σ = 5543430696. Its totient is φ = 1813591312.

The previous prime is 3661401529. The next prime is 3661401547. The reversal of 3661401542 is 2451041663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3661401542² = 26811722503519955528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3661401499 and 3661401508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3661401547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8554463 + ... + 8554890.

It is an arithmetic number, because the mean of its divisors is an integer number (692928837).

Almost surely, 2^3661401542 is an apocalyptic number.

3661401542 is a deficient number, since it is larger than the sum of its proper divisors (1882029154).

3661401542 is a wasteful number, since it uses less digits than its factorization.

3661401542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17109462.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 3661401542 is about 60509.5161276307. The cubic root of 3661401542 is about 1541.2832310418.

The spelling of 3661401542 in words is "three billion, six hundred sixty-one million, four hundred one thousand, five hundred forty-two".