4642137411844 has 135 divisors (see below), whose sum is σ = 9012310411335. Its totient is φ = 2091907337040.

The previous prime is 4642137411839. The next prime is 4642137411859. The reversal of 4642137411844 is 4481147312464.

The square root of 4642137411844 is 2154562.

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 polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 78680295087 + ... + 78680295145.

Almost surely, 2^{4642137411844} is an apocalyptic number.

4642137411844 is the 2154562-nd square number.

It is an amenable number.

4642137411844 is a deficient number, since it is larger than the sum of its proper divisors (4370172999491).

4642137411844 is an frugal number, since it uses more digits than its factorization.

4642137411844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 111 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

Multiplying 4642137411844 by its sum of digits (49), we get a square (227464733180356 = 15081934²).

The spelling of 4642137411844 in words is "four trillion, six hundred forty-two billion, one hundred thirty-seven million, four hundred eleven thousand, eight hundred forty-four".