1552156012 has 48 divisors (see below), whose sum is σ = 3157926912. Its totient is φ = 660471680.

The previous prime is 1552156007. The next prime is 1552156069. The reversal of 1552156012 is 2106512551.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31248 + ... + 63880.

It is an arithmetic number, because the mean of its divisors is an integer number (65790144).

Almost surely, 2^1552156012 is an apocalyptic number.

It is an amenable number.

1552156012 is an abundant number, since it is smaller than the sum of its proper divisors (1605770900).

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

1552156012 is a wasteful number, since it uses less digits than its factorization.

1552156012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32718 (or 32716 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1552156012 is about 39397.4112347499. The cubic root of 1552156012 is about 1157.8308680991.

Adding to 1552156012 its reverse (2106512551), we get a palindrome (3658668563).

The spelling of 1552156012 in words is "one billion, five hundred fifty-two million, one hundred fifty-six thousand, twelve".