8556137347474 has 8 divisors (see below), whose sum is σ = 12852996954480. Its totient is φ = 4271805029316.

The previous prime is 8556137347423. The next prime is 8556137347507. The reversal of 8556137347474 is 4747437316558.

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

It is a super-2 number, since 2×8556137347474² (a number of 27 digits) contains 22 as substring.

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, 3131820504 + ... + 3131823235.

It is an arithmetic number, because the mean of its divisors is an integer number (1606624619310).

Almost surely, 2^{8556137347474} is an apocalyptic number.

8556137347474 is a deficient number, since it is larger than the sum of its proper divisors (4296859607006).

8556137347474 is a wasteful number, since it uses less digits than its factorization.

8556137347474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263644424.

The product of its digits is 237081600, while the sum is 64.

The spelling of 8556137347474 in words is "eight trillion, five hundred fifty-six billion, one hundred thirty-seven million, three hundred forty-seven thousand, four hundred seventy-four".