903242398140 has 72 divisors (see below), whose sum is σ = 2740702124160. Its totient is φ = 240788433024.

The previous prime is 903242398133. The next prime is 903242398171. The reversal of 903242398140 is 41893242309.

903242398140 is a `hidden beast` number, since 9 + 0 + 3 + 242 + 398 + 14 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222175 + ... + 1362294.

It is an arithmetic number, because the mean of its divisors is an integer number (38065307280).

Almost surely, 2^903242398140 is an apocalyptic number.

903242398140 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

903242398140 is an abundant number, since it is smaller than the sum of its proper divisors (1837459726020).

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

903242398140 is a wasteful number, since it uses less digits than its factorization.

903242398140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587651 (or 1587646 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 903242398140 in words is "nine hundred three billion, two hundred forty-two million, three hundred ninety-eight thousand, one hundred forty".