676136271240 has 64 divisors (see below), whose sum is σ = 2253787574400. Its totient is φ = 180303005376.

The previous prime is 676136271143. The next prime is 676136271257. The reversal of 676136271240 is 42172631676.

676136271240 is a `hidden beast` number, since 6 + 7 + 6 + 1 + 3 + 627 + 12 + 4 + 0 = 666.

It is a super-2 number, since 2×676136271240² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 313024972 + ... + 313027131.

It is an arithmetic number, because the mean of its divisors is an integer number (35215430850).

Almost surely, 2^676136271240 is an apocalyptic number.

676136271240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

676136271240 is an abundant number, since it is smaller than the sum of its proper divisors (1577651303160).

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

676136271240 is a wasteful number, since it uses less digits than its factorization.

676136271240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626052123 (or 626052113 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

It can be divided in two parts, 676136 and 271240, that added together give a triangular number (947376 = T₁₃₇₆).

The spelling of 676136271240 in words is "six hundred seventy-six billion, one hundred thirty-six million, two hundred seventy-one thousand, two hundred forty".