117677642776540 has 144 divisors (see below), whose sum is σ = 316647971587584. Its totient is φ = 36322641129600.

The previous prime is 117677642776349. The next prime is 117677642776553. The reversal of 117677642776540 is 45677246776711.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 117677642776540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51881376 + ... + 54102055.

It is an arithmetic number, because the mean of its divisors is an integer number (2198944247136).

Almost surely, 2^{117677642776540} is an apocalyptic number.

117677642776540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117677642776540 is an abundant number, since it is smaller than the sum of its proper divisors (198970328811044).

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

117677642776540 is a wasteful number, since it uses less digits than its factorization.

117677642776540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105983568 (or 105983559 counting only the distinct ones).

The product of its (nonzero) digits is 580849920, while the sum is 70.

The spelling of 117677642776540 in words is "one hundred seventeen trillion, six hundred seventy-seven billion, six hundred forty-two million, seven hundred seventy-six thousand, five hundred forty".