108437736772 has 6 divisors (see below), whose sum is σ = 189766039358. Its totient is φ = 54218868384.

The previous prime is 108437736767. The next prime is 108437736857. The reversal of 108437736772 is 277637734801.

It can be written as a sum of positive squares in only one way, i.e., 64783484676 + 43654252096 = 254526^2 + 208936^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13554717093 + ... + 13554717100.

Almost surely, 2^108437736772 is an apocalyptic number.

It is an amenable number.

108437736772 is a deficient number, since it is larger than the sum of its proper divisors (81328302586).

108437736772 is a wasteful number, since it uses less digits than its factorization.

108437736772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27109434197 (or 27109434195 counting only the distinct ones).

The product of its (nonzero) digits is 8297856, while the sum is 55.

The spelling of 108437736772 in words is "one hundred eight billion, four hundred thirty-seven million, seven hundred thirty-six thousand, seven hundred seventy-two".