1955939824 has 20 divisors (see below), whose sum is σ = 3792547440. Its totient is φ = 977217920.

The previous prime is 1955939801. The next prime is 1955939833. The reversal of 1955939824 is 4289395591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25237 + ... + 67444.

It is an arithmetic number, because the mean of its divisors is an integer number (189627372).

Almost surely, 2^1955939824 is an apocalyptic number.

It is an amenable number.

1955939824 is a deficient number, since it is larger than the sum of its proper divisors (1836607616).

1955939824 is a wasteful number, since it uses less digits than its factorization.

1955939824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94008 (or 94002 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 55.

The square root of 1955939824 is about 44226.0084565632. The cubic root of 1955939824 is about 1250.6002075413.

The spelling of 1955939824 in words is "one billion, nine hundred fifty-five million, nine hundred thirty-nine thousand, eight hundred twenty-four".