25534707103 has 12 divisors (see below), whose sum is σ = 26333468280. Its totient is φ = 24759397152.

The previous prime is 25534707097. The next prime is 25534707119. The reversal of 25534707103 is 30170743552.

It is a de Polignac number, because none of the positive numbers 2^k-25534707103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25534707703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369288 + ... + 432946.

It is an arithmetic number, because the mean of its divisors is an integer number (2194455690).

Almost surely, 2^25534707103 is an apocalyptic number.

25534707103 is a deficient number, since it is larger than the sum of its proper divisors (798761177).

25534707103 is an equidigital number, since it uses as much as digits as its factorization.

25534707103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64026 (or 63989 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 25534707103 in words is "twenty-five billion, five hundred thirty-four million, seven hundred seven thousand, one hundred three".