25102055141205 has 32 divisors (see below), whose sum is σ = 45901572789504. Its totient is φ = 11475057217536.

The previous prime is 25102055141203. The next prime is 25102055141243. The reversal of 25102055141205 is 50214155020152.

It is not a de Polignac number, because 25102055141205 - 2¹ = 25102055141203 is a prime.

It is a super-2 number, since 2×25102055141205² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25102055141203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5603139 + ... + 9033231.

It is an arithmetic number, because the mean of its divisors is an integer number (1434424149672).

Almost surely, 2^{25102055141205} is an apocalyptic number.

It is an amenable number.

25102055141205 is a deficient number, since it is larger than the sum of its proper divisors (20799517648299).

25102055141205 is a wasteful number, since it uses less digits than its factorization.

25102055141205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499805.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 25102055141205 in words is "twenty-five trillion, one hundred two billion, fifty-five million, one hundred forty-one thousand, two hundred five".