77501385501342 has 32 divisors (see below), whose sum is σ = 169357729181184. Its totient is φ = 23448629836800.

The previous prime is 77501385501161. The next prime is 77501385501359. The reversal of 77501385501342 is 24310558310577.

It is a congruent number.

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, 915919798 + ... + 916004409.

It is an arithmetic number, because the mean of its divisors is an integer number (5292429036912).

Almost surely, 2^{77501385501342} is an apocalyptic number.

77501385501342 is an abundant number, since it is smaller than the sum of its proper divisors (91856343679842).

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

77501385501342 is a wasteful number, since it uses less digits than its factorization.

77501385501342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831924864.

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 77501385501342 in words is "seventy-seven trillion, five hundred one billion, three hundred eighty-five million, five hundred one thousand, three hundred forty-two".