6157501564 has 6 divisors (see below), whose sum is σ = 10775627744. Its totient is φ = 3078750780.

The previous prime is 6157501561. The next prime is 6157501583. The reversal of 6157501564 is 4651057516.

It is a super-3 number, since 3×6157501564³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6157501561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769687692 + ... + 769687699.

Almost surely, 2^6157501564 is an apocalyptic number.

It is an amenable number.

6157501564 is a deficient number, since it is larger than the sum of its proper divisors (4618126180).

6157501564 is a wasteful number, since it uses less digits than its factorization.

6157501564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539375395 (or 1539375393 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 6157501564 is about 78469.7493560417. The cubic root of 6157501564 is about 1832.8834239534.

The spelling of 6157501564 in words is "six billion, one hundred fifty-seven million, five hundred one thousand, five hundred sixty-four".