64106236156 has 12 divisors (see below), whose sum is σ = 118785084768. Its totient is φ = 30167640512.

The previous prime is 64106236141. The next prime is 64106236169. The reversal of 64106236156 is 65163260146.

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, 471369316 + ... + 471369451.

It is an arithmetic number, because the mean of its divisors is an integer number (9898757064).

Almost surely, 2^64106236156 is an apocalyptic number.

It is an amenable number.

64106236156 is a deficient number, since it is larger than the sum of its proper divisors (54678848612).

64106236156 is a wasteful number, since it uses less digits than its factorization.

64106236156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942738788 (or 942738786 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 64106236156 in words is "sixty-four billion, one hundred six million, two hundred thirty-six thousand, one hundred fifty-six".