1207640090808 has 48 divisors (see below), whose sum is σ = 3383474398200. Its totient is φ = 388665775680.

The previous prime is 1207640090807. The next prime is 1207640090821. The reversal of 1207640090808 is 8080900467021.

1207640090808 is a `hidden beast` number, since 12 + 0 + 76 + 400 + 90 + 80 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1207640090803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289183758 + ... + 289187933.

Almost surely, 2^{1207640090808} is an apocalyptic number.

1207640090808 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1207640090808 is an abundant number, since it is smaller than the sum of its proper divisors (2175834307392).

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

1207640090808 is a wasteful number, since it uses less digits than its factorization.

1207640090808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578371732 (or 578371725 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 1207640090808 in words is "one trillion, two hundred seven billion, six hundred forty million, ninety thousand, eight hundred eight".