25420917362 has 8 divisors (see below), whose sum is σ = 38136823536. Its totient is φ = 12708642852.

The previous prime is 25420917349. The next prime is 25420917367. The reversal of 25420917362 is 26371902452.

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

It is a super-3 number, since 3×25420917362³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25420917367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890348 + ... + 918455.

It is an arithmetic number, because the mean of its divisors is an integer number (4767102942).

Almost surely, 2^25420917362 is an apocalyptic number.

25420917362 is a deficient number, since it is larger than the sum of its proper divisors (12715906174).

25420917362 is a wasteful number, since it uses less digits than its factorization.

25420917362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815832.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 25420917362 in words is "twenty-five billion, four hundred twenty million, nine hundred seventeen thousand, three hundred sixty-two".