481687077693 has 4 divisors (see below), whose sum is σ = 642249436928. Its totient is φ = 321124718460.

The previous prime is 481687077673. The next prime is 481687077733. The reversal of 481687077693 is 396770786184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 481687077693 - 2⁸ = 481687077437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481687077673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80281179613 + ... + 80281179618.

It is an arithmetic number, because the mean of its divisors is an integer number (160562359232).

Almost surely, 2^481687077693 is an apocalyptic number.

It is an amenable number.

481687077693 is a deficient number, since it is larger than the sum of its proper divisors (160562359235).

481687077693 is a wasteful number, since it uses less digits than its factorization.

481687077693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160562359234.

The product of its (nonzero) digits is 85349376, while the sum is 66.

The spelling of 481687077693 in words is "four hundred eighty-one billion, six hundred eighty-seven million, seventy-seven thousand, six hundred ninety-three".