677363654870 has 128 divisors (see below), whose sum is σ = 1479296286720. Its totient is φ = 218307957120.

The previous prime is 677363654827. The next prime is 677363654951. The reversal of 677363654870 is 78456363776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25510061 + ... + 25536599.

It is an arithmetic number, because the mean of its divisors is an integer number (11557002240).

Almost surely, 2^677363654870 is an apocalyptic number.

677363654870 is an abundant number, since it is smaller than the sum of its proper divisors (801932631850).

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

677363654870 is a wasteful number, since it uses less digits than its factorization.

677363654870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26850.

The product of its (nonzero) digits is 106686720, while the sum is 62.

The spelling of 677363654870 in words is "six hundred seventy-seven billion, three hundred sixty-three million, six hundred fifty-four thousand, eight hundred seventy".