25201424010 has 64 divisors (see below), whose sum is σ = 69434007552. Its totient is φ = 5734483776.

The previous prime is 25201423997. The next prime is 25201424021. The reversal of 25201424010 is 1042410252.

It is a super-2 number, since 2×25201424010² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222244 + ... + 315903.

It is an arithmetic number, because the mean of its divisors is an integer number (1084906368).

Almost surely, 2^25201424010 is an apocalyptic number.

25201424010 is an abundant number, since it is smaller than the sum of its proper divisors (44232583542).

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

25201424010 is a wasteful number, since it uses less digits than its factorization.

25201424010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538387.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 25201424010 its reverse (1042410252), we get a palindrome (26243834262).

The spelling of 25201424010 in words is "twenty-five billion, two hundred one million, four hundred twenty-four thousand, ten".