677701748157 has 32 divisors (see below), whose sum is σ = 1058096320512. Its totient is φ = 377783849664.

The previous prime is 677701748147. The next prime is 677701748167. The reversal of 677701748157 is 751847107776.

677701748157 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (677701748147) and next prime (677701748167).

It is not a de Polignac number, because 677701748157 - 2⁷ = 677701748029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 677701748157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677701748117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 815278 + ... + 1421295.

It is an arithmetic number, because the mean of its divisors is an integer number (33065510016).

Almost surely, 2^677701748157 is an apocalyptic number.

It is an amenable number.

677701748157 is a deficient number, since it is larger than the sum of its proper divisors (380394572355).

677701748157 is a wasteful number, since it uses less digits than its factorization.

677701748157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236937.

The product of its (nonzero) digits is 16134720, while the sum is 60.

The spelling of 677701748157 in words is "six hundred seventy-seven billion, seven hundred one million, seven hundred forty-eight thousand, one hundred fifty-seven".