1902832642624 has 63 divisors (see below), whose sum is σ = 3795944530651. Its totient is φ = 946400706560.

The previous prime is 1902832642591. The next prime is 1902832642693. The reversal of 1902832642624 is 4262462382091.

The square root of 1902832642624 is 1379432.

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

It can be written as a sum of positive squares in 4 ways, for example, as 6373148224 + 1896459494400 = 79832^2 + 1377120^2 .

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 8 ways as a sum of consecutive naturals, for example, 2968537344 + ... + 2968537984.

Almost surely, 2^{1902832642624} is an apocalyptic number.

1902832642624 is the 1379432-nd square number.

It is an amenable number.

1902832642624 is a deficient number, since it is larger than the sum of its proper divisors (1893111888027).

1902832642624 is an frugal number, since it uses more digits than its factorization.

1902832642624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832 (or 912 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 49.

Multiplying 1902832642624 by its sum of digits (49), we get a square (93238799488576 = 9656024²).

The spelling of 1902832642624 in words is "one trillion, nine hundred two billion, eight hundred thirty-two million, six hundred forty-two thousand, six hundred twenty-four".