25347540222 has 16 divisors (see below), whose sum is σ = 56327867280. Its totient is φ = 8449180056.

The previous prime is 25347540221. The next prime is 25347540223. The reversal of 25347540222 is 22204574352.

25347540222 is a `hidden beast` number, since 2 + 53 + 47 + 540 + 2 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (25347540221) and next prime (25347540223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25347540221) 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, 234699393 + ... + 234699500.

It is an arithmetic number, because the mean of its divisors is an integer number (3520491705).

Almost surely, 2^25347540222 is an apocalyptic number.

25347540222 is an abundant number, since it is smaller than the sum of its proper divisors (30980327058).

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

25347540222 is a wasteful number, since it uses less digits than its factorization.

25347540222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469398904 (or 469398898 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 25347540222 in words is "twenty-five billion, three hundred forty-seven million, five hundred forty thousand, two hundred twenty-two".