493513976977 has 16 divisors (see below), whose sum is σ = 569161625472. Its totient is φ = 419162290560.

The previous prime is 493513976971. The next prime is 493513976987. The reversal of 493513976977 is 779679315394.

It is a cyclic number.

It is not a de Polignac number, because 493513976977 - 2⁷ = 493513976849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493513976971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223333 + ... + 1018285.

It is an arithmetic number, because the mean of its divisors is an integer number (35572601592).

Almost surely, 2^493513976977 is an apocalyptic number.

It is an amenable number.

493513976977 is a deficient number, since it is larger than the sum of its proper divisors (75647648495).

493513976977 is a wasteful number, since it uses less digits than its factorization.

493513976977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795768.

The product of its digits is 270050760, while the sum is 70.

The spelling of 493513976977 in words is "four hundred ninety-three billion, five hundred thirteen million, nine hundred seventy-six thousand, nine hundred seventy-seven".