1520610056 has 32 divisors (see below), whose sum is σ = 3259932480. Its totient is φ = 651393600.

The previous prime is 1520610043. The next prime is 1520610061. The reversal of 1520610056 is 6500160251.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155471 + ... + 164961.

It is an arithmetic number, because the mean of its divisors is an integer number (101872890).

Almost surely, 2^1520610056 is an apocalyptic number.

It is an amenable number.

1520610056 is an abundant number, since it is smaller than the sum of its proper divisors (1739322424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1520610056 is a wasteful number, since it uses less digits than its factorization.

1520610056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12365 (or 12361 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1520610056 is about 38995.0003974869. Note that the first 3 decimals coincide. The cubic root of 1520610056 is about 1149.9332175460.

The spelling of 1520610056 in words is "one billion, five hundred twenty million, six hundred ten thousand, fifty-six".