123530432045534 has 16 divisors (see below), whose sum is σ = 185322391226928. Its totient is φ = 61756302265152.

The previous prime is 123530432045513. The next prime is 123530432045551. The reversal of 123530432045534 is 435540234035321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435381164 + ... + 435664800.

It is an arithmetic number, because the mean of its divisors is an integer number (11582649451683).

Almost surely, 2^{123530432045534} is an apocalyptic number.

123530432045534 is a deficient number, since it is larger than the sum of its proper divisors (61791959181394).

123530432045534 is a wasteful number, since it uses less digits than its factorization.

123530432045534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314299.

The product of its (nonzero) digits is 2592000, while the sum is 44.

The spelling of 123530432045534 in words is "one hundred twenty-three trillion, five hundred thirty billion, four hundred thirty-two million, forty-five thousand, five hundred thirty-four".