77441106366540 has 72 divisors (see below), whose sum is σ = 268462502075040. Its totient is φ = 17700824312064.

The previous prime is 77441106366469. The next prime is 77441106366607. The reversal of 77441106366540 is 4566360114477.

77441106366540 is a `hidden beast` number, since 7 + 7 + 441 + 106 + 36 + 65 + 4 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30730596505 + ... + 30730599024.

Almost surely, 2^{77441106366540} is an apocalyptic number.

77441106366540 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

77441106366540 is an abundant number, since it is smaller than the sum of its proper divisors (191021395708500).

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

77441106366540 is a wasteful number, since it uses less digits than its factorization.

77441106366540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61461195551 (or 61461195546 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 77441106366540 in words is "seventy-seven trillion, four hundred forty-one billion, one hundred six million, three hundred sixty-six thousand, five hundred forty".