126100351365156 has 72 divisors (see below), whose sum is σ = 364292548698624. Its totient is φ = 36028410249600.

The previous prime is 126100351365127. The next prime is 126100351365337. The reversal of 126100351365156 is 651563153001621.

126100351365156 is a `hidden beast` number, since 1 + 2 + 6 + 100 + 35 + 1 + 365 + 156 = 666.

It is a super-2 number, since 2×126100351365156² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34392301 + ... + 37881803.

Almost surely, 2^{126100351365156} is an apocalyptic number.

It is an amenable number.

126100351365156 is an abundant number, since it is smaller than the sum of its proper divisors (238192197333468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126100351365156 is a wasteful number, since it uses less digits than its factorization.

126100351365156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632921 (or 3632916 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 126100351365156 in words is "one hundred twenty-six trillion, one hundred billion, three hundred fifty-one million, three hundred sixty-five thousand, one hundred fifty-six".