123587452406 has 32 divisors (see below), whose sum is σ = 202677361920. Its totient is φ = 56053116000.

The previous prime is 123587452399. The next prime is 123587452487. The reversal of 123587452406 is 604254785321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21675356 + ... + 21681056.

It is an arithmetic number, because the mean of its divisors is an integer number (6333667560).

Almost surely, 2^123587452406 is an apocalyptic number.

123587452406 is a deficient number, since it is larger than the sum of its proper divisors (79089909514).

123587452406 is a wasteful number, since it uses less digits than its factorization.

123587452406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7700.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 123587452406 in words is "one hundred twenty-three billion, five hundred eighty-seven million, four hundred fifty-two thousand, four hundred six".