101606406558 has 32 divisors (see below), whose sum is σ = 214884375552. Its totient is φ = 31976836800.

The previous prime is 101606406547. The next prime is 101606406563. The reversal of 101606406558 is 855604606101.

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, 6654216 + ... + 6669467.

It is an arithmetic number, because the mean of its divisors is an integer number (6715136736).

Almost surely, 2^101606406558 is an apocalyptic number.

101606406558 is an abundant number, since it is smaller than the sum of its proper divisors (113277968994).

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

101606406558 is a wasteful number, since it uses less digits than its factorization.

101606406558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13323760.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 101606406558 in words is "one hundred one billion, six hundred six million, four hundred six thousand, five hundred fifty-eight".