490277239204 has 27 divisors (see below), whose sum is σ = 879525038721. Its totient is φ = 239131620960.

The previous prime is 490277239201. The next prime is 490277239219. The reversal of 490277239204 is 402932772094.

It is a happy number.

The square root of 490277239204 is 700198.

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., 23624304804 + 466652934400 = 153702^2 + 683120^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490277239201) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 57411967 + ... + 57420505.

Almost surely, 2^490277239204 is an apocalyptic number.

490277239204 is the 700198-th square number.

It is an amenable number.

490277239204 is a deficient number, since it is larger than the sum of its proper divisors (389247799517).

490277239204 is an frugal number, since it uses more digits than its factorization.

490277239204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17164 (or 8582 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 49.

Multiplying 490277239204 by its sum of digits (49), we get a square (24023584720996 = 4901386²).

The spelling of 490277239204 in words is "four hundred ninety billion, two hundred seventy-seven million, two hundred thirty-nine thousand, two hundred four".