677456145470 has 16 divisors (see below), whose sum is σ = 1313222682240. Its totient is φ = 250137653664.

The previous prime is 677456145469. The next prime is 677456145481. The reversal of 677456145470 is 74541654776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2605600430 + ... + 2605600689.

It is an arithmetic number, because the mean of its divisors is an integer number (82076417640).

Almost surely, 2^677456145470 is an apocalyptic number.

677456145470 is a deficient number, since it is larger than the sum of its proper divisors (635766536770).

677456145470 is a wasteful number, since it uses less digits than its factorization.

677456145470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5211201139.

The product of its (nonzero) digits is 19756800, while the sum is 56.

The spelling of 677456145470 in words is "six hundred seventy-seven billion, four hundred fifty-six million, one hundred forty-five thousand, four hundred seventy".