677975943501 has 24 divisors (see below), whose sum is σ = 1061018449920. Its totient is φ = 415503720576.

The previous prime is 677975943419. The next prime is 677975943503. The reversal of 677975943501 is 105349579776.

677975943501 is a `hidden beast` number, since 6 + 7 + 7 + 9 + 7 + 594 + 35 + 0 + 1 = 666.

It is not a de Polignac number, because 677975943501 - 2⁹ = 677975942989 is a prime.

It is a super-2 number, since 2×677975943501² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677975943503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51519181 + ... + 51532338.

It is an arithmetic number, because the mean of its divisors is an integer number (44209102080).

Almost surely, 2^677975943501 is an apocalyptic number.

It is an amenable number.

677975943501 is a deficient number, since it is larger than the sum of its proper divisors (383042506419).

677975943501 is a wasteful number, since it uses less digits than its factorization.

677975943501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103051585 (or 103051582 counting only the distinct ones).

The product of its (nonzero) digits is 50009400, while the sum is 63.

The spelling of 677975943501 in words is "six hundred seventy-seven billion, nine hundred seventy-five million, nine hundred forty-three thousand, five hundred one".