1557006652 has 48 divisors (see below), whose sum is σ = 2858696064. Its totient is φ = 741312000.

The previous prime is 1557006617. The next prime is 1557006653. The reversal of 1557006652 is 2566007551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1557006653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2355202 + ... + 2355862.

It is an arithmetic number, because the mean of its divisors is an integer number (59556168).

Almost surely, 2^1557006652 is an apocalyptic number.

It is an amenable number.

1557006652 is a deficient number, since it is larger than the sum of its proper divisors (1301689412).

1557006652 is a wasteful number, since it uses less digits than its factorization.

1557006652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 1557006652 is about 39458.9236041735. The cubic root of 1557006652 is about 1159.0357256008.

The spelling of 1557006652 in words is "one billion, five hundred fifty-seven million, six thousand, six hundred fifty-two".