677672351 has 4 divisors (see below), whose sum is σ = 687217104. Its totient is φ = 668127600.

The previous prime is 677672269. The next prime is 677672357. The reversal of 677672351 is 153276776.

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 677672351 - 2¹⁰ = 677671327 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 (677672357) 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, 4772270 + ... + 4772411.

It is an arithmetic number, because the mean of its divisors is an integer number (171804276).

Almost surely, 2^677672351 is an apocalyptic number.

677672351 is a deficient number, since it is larger than the sum of its proper divisors (9544753).

677672351 is an equidigital number, since it uses as much as digits as its factorization.

677672351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9544752.

The product of its digits is 370440, while the sum is 44.

The square root of 677672351 is about 26032.1407302588. The cubic root of 677672351 is about 878.3614270001.

The spelling of 677672351 in words is "six hundred seventy-seven million, six hundred seventy-two thousand, three hundred fifty-one".