677051100731 has 4 divisors (see below), whose sum is σ = 681595068000. Its totient is φ = 672507133464.

The previous prime is 677051100709. The next prime is 677051100757. The reversal of 677051100731 is 137001150776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 677051100731 - 2²² = 677046906427 is a prime.

It is a super-2 number, since 2×677051100731² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677051100331) 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, 2271983411 + ... + 2271983708.

It is an arithmetic number, because the mean of its divisors is an integer number (170398767000).

Almost surely, 2^677051100731 is an apocalyptic number.

677051100731 is a deficient number, since it is larger than the sum of its proper divisors (4543967269).

677051100731 is a wasteful number, since it uses less digits than its factorization.

677051100731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543967268.

The product of its (nonzero) digits is 30870, while the sum is 38.

The spelling of 677051100731 in words is "six hundred seventy-seven billion, fifty-one million, one hundred thousand, seven hundred thirty-one".