503154464140 has 24 divisors (see below), whose sum is σ = 1118778750432. Its totient is φ = 189422856960.

The previous prime is 503154464129. The next prime is 503154464147. The reversal of 503154464140 is 41464451305.

It is a self number, because there is not a number n which added to its sum of digits gives 503154464140.

It is not an unprimeable number, because it can be changed into a prime (503154464147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739932696 + ... + 739933375.

It is an arithmetic number, because the mean of its divisors is an integer number (46615781268).

Almost surely, 2^503154464140 is an apocalyptic number.

It is an amenable number.

503154464140 is an abundant number, since it is smaller than the sum of its proper divisors (615624286292).

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

503154464140 is a wasteful number, since it uses less digits than its factorization.

503154464140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479866097 (or 1479866095 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 503154464140 in words is "five hundred three billion, one hundred fifty-four million, four hundred sixty-four thousand, one hundred forty".