25152938503 has 32 divisors (see below), whose sum is σ = 33487441920. Its totient is φ = 18313344000.

The previous prime is 25152938431. The next prime is 25152938509. The reversal of 25152938503 is 30583925152.

It is not a de Polignac number, because 25152938503 - 2¹⁷ = 25152807431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25152938503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25152938509) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 112458 + ... + 250903.

It is an arithmetic number, because the mean of its divisors is an integer number (1046482560).

Almost surely, 2^25152938503 is an apocalyptic number.

25152938503 is a deficient number, since it is larger than the sum of its proper divisors (8334503417).

25152938503 is a wasteful number, since it uses less digits than its factorization.

25152938503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363439.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 25152938503 in words is "twenty-five billion, one hundred fifty-two million, nine hundred thirty-eight thousand, five hundred three".