25877420296 has 128 divisors (see below), whose sum is σ = 62146022400. Its totient is φ = 9828967680.

The previous prime is 25877420293. The next prime is 25877420299. The reversal of 25877420296 is 69202477852.

It is an interprime number because it is at equal distance from previous prime (25877420293) and next prime (25877420299).

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (25877420293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1839931 + ... + 1853941.

It is an arithmetic number, because the mean of its divisors is an integer number (485515800).

Almost surely, 2^25877420296 is an apocalyptic number.

25877420296 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25877420296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31073011200).

25877420296 is an abundant number, since it is smaller than the sum of its proper divisors (36268602104).

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

25877420296 is a wasteful number, since it uses less digits than its factorization.

25877420296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14139 (or 14135 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 25877420296 in words is "twenty-five billion, eight hundred seventy-seven million, four hundred twenty thousand, two hundred ninety-six".