126355403504 has 20 divisors (see below), whose sum is σ = 267069375960. Its totient is φ = 57434274240.

The previous prime is 126355403483. The next prime is 126355403507. The reversal of 126355403504 is 405304553621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126355403507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358964039 + ... + 358964390.

It is an arithmetic number, because the mean of its divisors is an integer number (13353468798).

Almost surely, 2^126355403504 is an apocalyptic number.

It is an amenable number.

126355403504 is an abundant number, since it is smaller than the sum of its proper divisors (140713972456).

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

126355403504 is a wasteful number, since it uses less digits than its factorization.

126355403504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717928448 (or 717928442 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 126355403504 in words is "one hundred twenty-six billion, three hundred fifty-five million, four hundred three thousand, five hundred four".