6157698811838 has 8 divisors (see below), whose sum is σ = 10556055106032. Its totient is φ = 2639013776496.

The previous prime is 6157698811829. The next prime is 6157698811841. The reversal of 6157698811838 is 8381188967516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6157698811838² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219917814695 + ... + 219917814722.

It is an arithmetic number, because the mean of its divisors is an integer number (1319506888254).

Almost surely, 2^{6157698811838} is an apocalyptic number.

6157698811838 is a deficient number, since it is larger than the sum of its proper divisors (4398356294194).

6157698811838 is a wasteful number, since it uses less digits than its factorization.

6157698811838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439835629426.

The product of its digits is 139345920, while the sum is 71.

The spelling of 6157698811838 in words is "six trillion, one hundred fifty-seven billion, six hundred ninety-eight million, eight hundred eleven thousand, eight hundred thirty-eight".