677538798 has 8 divisors (see below), whose sum is σ = 1355077608. Its totient is φ = 225846264.

The previous prime is 677538787. The next prime is 677538809. The reversal of 677538798 is 897835776.

It is an interprime number because it is at equal distance from previous prime (677538787) and next prime (677538809).

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

677538798 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56461561 + ... + 56461572.

It is an arithmetic number, because the mean of its divisors is an integer number (169384701).

Almost surely, 2^677538798 is an apocalyptic number.

677538798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677538798 is a wasteful number, since it uses less digits than its factorization.

677538798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112923138.

The product of its digits is 17781120, while the sum is 60.

The square root of 677538798 is about 26029.5754479400. The cubic root of 677538798 is about 878.3037218714.

The spelling of 677538798 in words is "six hundred seventy-seven million, five hundred thirty-eight thousand, seven hundred ninety-eight".