874645766496 has 72 divisors (see below), whose sum is σ = 2551130333640. Its totient is φ = 291539425536.

The previous prime is 874645766461. The next prime is 874645766497. The reversal of 874645766496 is 694667546478.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

874645766496 is a `hidden beast` number, since 8 + 7 + 4 + 6 + 4 + 576 + 6 + 49 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×874645766496² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874645766497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27473980 + ... + 27505796.

It is an arithmetic number, because the mean of its divisors is an integer number (35432365745).

Almost surely, 2^874645766496 is an apocalyptic number.

It is an amenable number.

874645766496 is an abundant number, since it is smaller than the sum of its proper divisors (1676484567144).

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

874645766496 is an frugal number, since it uses more digits than its factorization.

874645766496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63653 (or 31822 counting only the distinct ones).

The product of its digits is 1463132160, while the sum is 72.

The spelling of 874645766496 in words is "eight hundred seventy-four billion, six hundred forty-five million, seven hundred sixty-six thousand, four hundred ninety-six".