77965449950363 has 8 divisors (see below), whose sum is σ = 77994946537200. Its totient is φ = 77935955388928.

The previous prime is 77965449950357. The next prime is 77965449950393. The reversal of 77965449950363 is 36305994456977.

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

It is a cyclic number.

It is not a de Polignac number, because 77965449950363 - 2⁶ = 77965449950299 is a prime.

It is a super-2 number, since 2×77965449950363² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77965449950393) 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, 78841043 + ... + 79823811.

It is an arithmetic number, because the mean of its divisors is an integer number (9749368317150).

Almost surely, 2^{77965449950363} is an apocalyptic number.

77965449950363 is a deficient number, since it is larger than the sum of its proper divisors (29496586837).

77965449950363 is a wasteful number, since it uses less digits than its factorization.

77965449950363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012701.

The product of its (nonzero) digits is 4629441600, while the sum is 77.

The spelling of 77965449950363 in words is "seventy-seven trillion, nine hundred sixty-five billion, four hundred forty-nine million, nine hundred fifty thousand, three hundred sixty-three".