914531870947984 has 45 divisors (see below), whose sum is σ = 1852300042407913. Its totient is φ = 437383477230656.

The previous prime is 914531870947957. The next prime is 914531870947997. The reversal of 914531870947984 is 489749078135419.

The square root of 914531870947984 is 30241228.

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

It can be written as a sum of positive squares in only one way, i.e., 595915082922384 + 318616788025600 = 24411372^2 + 17849840^2 .

It is a super-2 number, since 2×914531870947984² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2782028622 + ... + 2782357330.

Almost surely, 2^{914531870947984} is an apocalyptic number.

914531870947984 is the 30241228-th square number.

It is an amenable number.

914531870947984 is an abundant number, since it is smaller than the sum of its proper divisors (937768171459929).

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

914531870947984 is an frugal number, since it uses more digits than its factorization.

914531870947984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657472 (or 328734 counting only the distinct ones).

The product of its (nonzero) digits is 2194698240, while the sum is 79.

The spelling of 914531870947984 in words is "nine hundred fourteen trillion, five hundred thirty-one billion, eight hundred seventy million, nine hundred forty-seven thousand, nine hundred eighty-four".