677402767634 has 8 divisors (see below), whose sum is σ = 1023414253680. Its totient is φ = 336264683076.

The previous prime is 677402767631. The next prime is 677402767637. The reversal of 677402767634 is 436767204776.

677402767634 is digitally balanced in base 2, because in such base 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 (677402767631) and next prime (677402767637).

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

It is not an unprimeable number, because it can be changed into a prime (677402767631) 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, 1218350024 + ... + 1218350579.

It is an arithmetic number, because the mean of its divisors is an integer number (127926781710).

Almost surely, 2^677402767634 is an apocalyptic number.

677402767634 is a deficient number, since it is larger than the sum of its proper divisors (346011486046).

677402767634 is a wasteful number, since it uses less digits than its factorization.

677402767634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436700744.

The product of its (nonzero) digits is 49787136, while the sum is 59.

The spelling of 677402767634 in words is "six hundred seventy-seven billion, four hundred two million, seven hundred sixty-seven thousand, six hundred thirty-four".