25320748211 has 8 divisors (see below), whose sum is σ = 27630024048. Its totient is φ = 23012704000.

The previous prime is 25320748153. The next prime is 25320748241. The reversal of 25320748211 is 11284702352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25320748211 - 2²² = 25316553907 is a prime.

It is a super-2 number, since 2×25320748211² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25320748241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264650 + ... + 347391.

It is an arithmetic number, because the mean of its divisors is an integer number (3453753006).

Almost surely, 2^25320748211 is an apocalyptic number.

25320748211 is a deficient number, since it is larger than the sum of its proper divisors (2309275837).

25320748211 is a wasteful number, since it uses less digits than its factorization.

25320748211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615813.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 25320748211 in words is "twenty-five billion, three hundred twenty million, seven hundred forty-eight thousand, two hundred eleven".