861372028614 has 8 divisors (see below), whose sum is σ = 1722744057240. Its totient is φ = 287124009536.

The previous prime is 861372028567. The next prime is 861372028639. The reversal of 861372028614 is 416820273168.

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

861372028614 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71781002379 + ... + 71781002390.

It is an arithmetic number, because the mean of its divisors is an integer number (215343007155).

Almost surely, 2^861372028614 is an apocalyptic number.

861372028614 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

861372028614 is a wasteful number, since it uses less digits than its factorization.

861372028614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143562004774.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 861372028614 in words is "eight hundred sixty-one billion, three hundred seventy-two million, twenty-eight thousand, six hundred fourteen".