77232740137413 has 8 divisors (see below), whose sum is σ = 117687984971328. Its totient is φ = 44132994364224.

The previous prime is 77232740137411. The next prime is 77232740137453. The reversal of 77232740137413 is 31473104723277.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77232740137413 - 2¹ = 77232740137411 is a prime.

It is a super-2 number, since 2×77232740137413² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77232740137411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838874765156 + ... + 1838874765197.

It is an arithmetic number, because the mean of its divisors is an integer number (14710998121416).

Almost surely, 2^{77232740137413} is an apocalyptic number.

It is an amenable number.

77232740137413 is a deficient number, since it is larger than the sum of its proper divisors (40455244833915).

77232740137413 is a wasteful number, since it uses less digits than its factorization.

77232740137413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677749530363.

The product of its (nonzero) digits is 4148928, while the sum is 51.

The spelling of 77232740137413 in words is "seventy-seven trillion, two hundred thirty-two billion, seven hundred forty million, one hundred thirty-seven thousand, four hundred thirteen".