126532417075 has 12 divisors (see below), whose sum is σ = 156973478848. Its totient is φ = 101178655200.

The previous prime is 126532416943. The next prime is 126532417079. The reversal of 126532417075 is 570714235621.

It is a happy number.

It is not a de Polignac number, because 126532417075 - 2²⁵ = 126498862643 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126532417079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1127316 + ... + 1234465.

Almost surely, 2^126532417075 is an apocalyptic number.

126532417075 is a deficient number, since it is larger than the sum of its proper divisors (30441061773).

126532417075 is a wasteful number, since it uses less digits than its factorization.

126532417075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363934 (or 2363929 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 126532417075 in words is "one hundred twenty-six billion, five hundred thirty-two million, four hundred seventeen thousand, seventy-five".