101606605165455 has 32 divisors (see below), whose sum is σ = 175504055401920. Its totient is φ = 49899410795520.

The previous prime is 101606605165427. The next prime is 101606605165489. The reversal of 101606605165455 is 554561506606101.

It is a happy number.

It is not a de Polignac number, because 101606605165455 - 2⁸ = 101606605165199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101606605165398 and 101606605165407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 636912316 + ... + 637071825.

It is an arithmetic number, because the mean of its divisors is an integer number (5484501731310).

Almost surely, 2^{101606605165455} is an apocalyptic number.

101606605165455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101606605165455 is a deficient number, since it is larger than the sum of its proper divisors (73897450236465).

101606605165455 is a wasteful number, since it uses less digits than its factorization.

101606605165455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273984571.

The product of its (nonzero) digits is 3240000, while the sum is 51.

The spelling of 101606605165455 in words is "one hundred one trillion, six hundred six billion, six hundred five million, one hundred sixty-five thousand, four hundred fifty-five".