126660731464 has 8 divisors (see below), whose sum is σ = 237488871510. Its totient is φ = 63330365728.

The previous prime is 126660731459. The next prime is 126660731473. The reversal of 126660731464 is 464137066621.

It can be written as a sum of positive squares in only one way, i.e., 95022994564 + 31637736900 = 308258^2 + 177870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7916295709 + ... + 7916295724.

Almost surely, 2^126660731464 is an apocalyptic number.

It is an amenable number.

126660731464 is a deficient number, since it is larger than the sum of its proper divisors (110828140046).

126660731464 is a wasteful number, since it uses less digits than its factorization.

126660731464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15832591439 (or 15832591435 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 126660731464 in words is "one hundred twenty-six billion, six hundred sixty million, seven hundred thirty-one thousand, four hundred sixty-four".