6157172662 has 4 divisors (see below), whose sum is σ = 9235758996. Its totient is φ = 3078586330.

The previous prime is 6157172639. The next prime is 6157172669. The reversal of 6157172662 is 2662717516.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6157172669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1539293164 + ... + 1539293167.

It is an arithmetic number, because the mean of its divisors is an integer number (2308939749).

Almost surely, 2^6157172662 is an apocalyptic number.

6157172662 is a deficient number, since it is larger than the sum of its proper divisors (3078586334).

6157172662 is a wasteful number, since it uses less digits than its factorization.

6157172662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078586333.

The product of its digits is 211680, while the sum is 43.

The square root of 6157172662 is about 78467.6536032523. The cubic root of 6157172662 is about 1832.8507889769.

The spelling of 6157172662 in words is "six billion, one hundred fifty-seven million, one hundred seventy-two thousand, six hundred sixty-two".