77437340001 has 12 divisors (see below), whose sum is σ = 127833069312. Its totient is φ = 44249908536.

The previous prime is 77437339951. The next prime is 77437340017. The reversal of 77437340001 is 10004373477.

It is not a de Polignac number, because 77437340001 - 2²¹ = 77435242849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77437340501) 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, 614582001 + ... + 614582126.

It is an arithmetic number, because the mean of its divisors is an integer number (10652755776).

Almost surely, 2^77437340001 is an apocalyptic number.

It is an amenable number.

77437340001 is a deficient number, since it is larger than the sum of its proper divisors (50395729311).

77437340001 is a wasteful number, since it uses less digits than its factorization.

77437340001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229164140 (or 1229164137 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The spelling of 77437340001 in words is "seventy-seven billion, four hundred thirty-seven million, three hundred forty thousand, one".