55601125 has 32 divisors (see below), whose sum is σ = 74954880. Its totient is φ = 41040000.

The previous prime is 55601123. The next prime is 55601131. The reversal of 55601125 is 52110655.

It is not a de Polignac number, because 55601125 - 2¹ = 55601123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 55601125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55601123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97090 + ... + 97660.

It is an arithmetic number, because the mean of its divisors is an integer number (2342340).

Almost surely, 2^55601125 is an apocalyptic number.

It is an amenable number.

55601125 is a deficient number, since it is larger than the sum of its proper divisors (19353755).

55601125 is a wasteful number, since it uses less digits than its factorization.

55601125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 55601125 is about 7456.6161896667. The cubic root of 55601125 is about 381.6757136566.

The spelling of 55601125 in words is "fifty-five million, six hundred one thousand, one hundred twenty-five".