914142507664 has 15 divisors (see below), whose sum is σ = 1771158518467. Its totient is φ = 457069341616.

The previous prime is 914142507653. The next prime is 914142507703. The reversal of 914142507664 is 466705241419.

The square root of 914142507664 is 956108.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3704919 + ... + 3943945.

Almost surely, 2^914142507664 is an apocalyptic number.

914142507664 is the 956108-th square number.

It is an amenable number.

914142507664 is a deficient number, since it is larger than the sum of its proper divisors (857016010803).

914142507664 is an frugal number, since it uses more digits than its factorization.

914142507664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478062 (or 239029 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

Multiplying 914142507664 by its sum of digits (49), we get a square (44792982875536 = 6692756²).

The spelling of 914142507664 in words is "nine hundred fourteen billion, one hundred forty-two million, five hundred seven thousand, six hundred sixty-four".