1552640796 has 72 divisors (see below), whose sum is σ = 4546904544. Its totient is φ = 437529600.

The previous prime is 1552640779. The next prime is 1552640801. The reversal of 1552640796 is 6970462551.

1552640796 is a `hidden beast` number, since 1 + 552 + 6 + 4 + 0 + 7 + 96 = 666.

1552640796 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23805 + ... + 60596.

It is an arithmetic number, because the mean of its divisors is an integer number (63151452).

Almost surely, 2^1552640796 is an apocalyptic number.

It is an amenable number.

1552640796 is an abundant number, since it is smaller than the sum of its proper divisors (2994263748).

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

1552640796 is a wasteful number, since it uses less digits than its factorization.

1552640796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84491 (or 84486 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 1552640796 is about 39403.5632398899. The cubic root of 1552640796 is about 1157.9513971028.

The spelling of 1552640796 in words is "one billion, five hundred fifty-two million, six hundred forty thousand, seven hundred ninety-six".