201376685455 has 16 divisors (see below), whose sum is σ = 264138343200. Its totient is φ = 146168018560.

The previous prime is 201376685429. The next prime is 201376685507. The reversal of 201376685455 is 554586673102.

It is not a de Polignac number, because 201376685455 - 2⁷ = 201376685327 is a prime.

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, 3568660 + ... + 3624649.

It is an arithmetic number, because the mean of its divisors is an integer number (16508646450).

Almost surely, 2^201376685455 is an apocalyptic number.

201376685455 is a deficient number, since it is larger than the sum of its proper divisors (62761657745).

201376685455 is a wasteful number, since it uses less digits than its factorization.

201376685455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7193834.

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 201376685455 in words is "two hundred one billion, three hundred seventy-six million, six hundred eighty-five thousand, four hundred fifty-five".