126264606660 has 72 divisors (see below), whose sum is σ = 383039092800. Its totient is φ = 33667357248.

The previous prime is 126264606659. The next prime is 126264606679. The reversal of 126264606660 is 66606462621.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2324491 + ... + 2378189.

It is an arithmetic number, because the mean of its divisors is an integer number (5319987400).

Almost surely, 2^126264606660 is an apocalyptic number.

126264606660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126264606660 is an abundant number, since it is smaller than the sum of its proper divisors (256774486140).

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

126264606660 is a wasteful number, since it uses less digits than its factorization.

126264606660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66777 (or 66772 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 126264606660 in words is "one hundred twenty-six billion, two hundred sixty-four million, six hundred six thousand, six hundred sixty".