126926752464 has 100 divisors (see below), whose sum is σ = 367803854880. Its totient is φ = 42258127680.

The previous prime is 126926752411. The next prime is 126926752493. The reversal of 126926752464 is 464257629621.

126926752464 is a `hidden beast` number, since 1 + 26 + 92 + 6 + 7 + 524 + 6 + 4 = 666.

It is a super-2 number, since 2×126926752464² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 126926752464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1028979 + ... + 1145709.

Almost surely, 2^126926752464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126926752464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183901927440).

126926752464 is an abundant number, since it is smaller than the sum of its proper divisors (240877102416).

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

126926752464 is a wasteful number, since it uses less digits than its factorization.

126926752464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117590 (or 117575 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 126926752464 in words is "one hundred twenty-six billion, nine hundred twenty-six million, seven hundred fifty-two thousand, four hundred sixty-four".