1553939230940 has 48 divisors (see below), whose sum is σ = 3340727288640. Its totient is φ = 606990988800.

The previous prime is 1553939230927. The next prime is 1553939230999. The reversal of 1553939230940 is 490329393551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5121560 + ... + 5416479.

It is an arithmetic number, because the mean of its divisors is an integer number (69598485180).

Almost surely, 2^{1553939230940} is an apocalyptic number.

1553939230940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1553939230940 is an abundant number, since it is smaller than the sum of its proper divisors (1786788057700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553939230940 is a wasteful number, since it uses less digits than its factorization.

1553939230940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10538222 (or 10538220 counting only the distinct ones).

The product of its (nonzero) digits is 3936600, while the sum is 53.

The spelling of 1553939230940 in words is "one trillion, five hundred fifty-three billion, nine hundred thirty-nine million, two hundred thirty thousand, nine hundred forty".