636045266016454 has 16 divisors (see below), whose sum is σ = 1092202037153568. Its totient is φ = 272131147297152.

The previous prime is 636045266016449. The next prime is 636045266016463. The reversal of 636045266016454 is 454610662540636.

It is a super-2 number, since 2×636045266016454² (a number of 30 digits) contains 22 as substring.

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, 38306741037 + ... + 38306757640.

It is an arithmetic number, because the mean of its divisors is an integer number (68262627322098).

Almost surely, 2^{636045266016454} is an apocalyptic number.

636045266016454 is a deficient number, since it is larger than the sum of its proper divisors (456156771137114).

636045266016454 is a wasteful number, since it uses less digits than its factorization.

636045266016454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76613499279.

The product of its (nonzero) digits is 74649600, while the sum is 58.

The spelling of 636045266016454 in words is "six hundred thirty-six trillion, forty-five billion, two hundred sixty-six million, sixteen thousand, four hundred fifty-four".