874763642944 has 21 divisors (see below), whose sum is σ = 1735873951791. Its totient is φ = 437378080320.

The previous prime is 874763642939. The next prime is 874763642959. The reversal of 874763642944 is 449246367478.

It is a happy number.

The square root of 874763642944 is 935288.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×874763642944² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7423849 + ... + 7540759.

It is an arithmetic number, because the mean of its divisors is an integer number (82660664371).

Almost surely, 2^874763642944 is an apocalyptic number.

874763642944 is the 935288-th square number.

It is an amenable number.

874763642944 is a deficient number, since it is larger than the sum of its proper divisors (861110308847).

874763642944 is an frugal number, since it uses more digits than its factorization.

874763642944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233834 (or 116913 counting only the distinct ones).

The product of its digits is 195084288, while the sum is 64.

Multiplying 874763642944 by its sum of digits (64), we get a square (55984873148416 = 7482304²).

874763642944 divided by its sum of digits (64) gives a square (13668181921 = 116911²).

The spelling of 874763642944 in words is "eight hundred seventy-four billion, seven hundred sixty-three million, six hundred forty-two thousand, nine hundred forty-four".