76740707736770 has 64 divisors (see below), whose sum is σ = 172254922444800. Its totient is φ = 23914068480960.

The previous prime is 76740707736769. The next prime is 76740707736817. The reversal of 76740707736770 is 7763770704767.

It is a happy number.

It is a super-2 number, since 2×76740707736770² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76740707736770.

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, 7047230 + ... + 14252889.

It is an arithmetic number, because the mean of its divisors is an integer number (2691483163200).

Almost surely, 2^{76740707736770} is an apocalyptic number.

76740707736770 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

76740707736770 is an abundant number, since it is smaller than the sum of its proper divisors (95514214708030).

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

76740707736770 is a wasteful number, since it uses less digits than its factorization.

76740707736770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21304823.

The product of its (nonzero) digits is 355770576, while the sum is 68.

It can be divided in two parts, 76740707 and 736770, that added together give a palindrome (77477477).

The spelling of 76740707736770 in words is "seventy-six trillion, seven hundred forty billion, seven hundred seven million, seven hundred thirty-six thousand, seven hundred seventy".