361313626625640 has 128 divisors (see below), whose sum is σ = 1297023275116800. Its totient is φ = 88938738858240.

The previous prime is 361313626625617. The next prime is 361313626625669. The reversal of 361313626625640 is 46526626313163.

361313626625640 is a `hidden beast` number, since 3 + 6 + 1 + 3 + 1 + 3 + 6 + 2 + 6 + 625 + 6 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 12867280356 + ... + 12867308435.

It is an arithmetic number, because the mean of its divisors is an integer number (10132994336850).

Almost surely, 2^{361313626625640} is an apocalyptic number.

361313626625640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

361313626625640 is an abundant number, since it is smaller than the sum of its proper divisors (935709648491160).

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

361313626625640 is a wasteful number, since it uses less digits than its factorization.

361313626625640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25734588824 (or 25734588814 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 54.

The spelling of 361313626625640 in words is "three hundred sixty-one trillion, three hundred thirteen billion, six hundred twenty-six million, six hundred twenty-five thousand, six hundred forty".