630615670055 has 16 divisors (see below), whose sum is σ = 915717545280. Its totient is φ = 406985574912.

The previous prime is 630615670043. The next prime is 630615670073. The reversal of 630615670055 is 550076516036.

It is not a de Polignac number, because 630615670055 - 2²⁰ = 630614621479 is a prime.

It is a super-2 number, since 2×630615670055² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 630615669988 and 630615670015.

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, 529928540 + ... + 529929729.

It is an arithmetic number, because the mean of its divisors is an integer number (57232346580).

Almost surely, 2^630615670055 is an apocalyptic number.

630615670055 is a deficient number, since it is larger than the sum of its proper divisors (285101875225).

630615670055 is a wasteful number, since it uses less digits than its factorization.

630615670055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059858298.

The product of its (nonzero) digits is 567000, while the sum is 44.

The spelling of 630615670055 in words is "six hundred thirty billion, six hundred fifteen million, six hundred seventy thousand, fifty-five".