126106644516 has 12 divisors (see below), whose sum is σ = 294248837232. Its totient is φ = 42035548168.

The previous prime is 126106644439. The next prime is 126106644527. The reversal of 126106644516 is 615446601621.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 5254443510 + ... + 5254443533.

It is an arithmetic number, because the mean of its divisors is an integer number (24520736436).

Almost surely, 2^126106644516 is an apocalyptic number.

It is an amenable number.

126106644516 is an abundant number, since it is smaller than the sum of its proper divisors (168142192716).

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

126106644516 is a wasteful number, since it uses less digits than its factorization.

126106644516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10508887050 (or 10508887048 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 126106644516 in words is "one hundred twenty-six billion, one hundred six million, six hundred forty-four thousand, five hundred sixteen".