25559097462 has 12 divisors (see below), whose sum is σ = 55378044540. Its totient is φ = 8519699148.

The previous prime is 25559097451. The next prime is 25559097463. The reversal of 25559097462 is 26479095552.

25559097462 is a `hidden beast` number, since 2 + 5 + 5 + 5 + 90 + 97 + 462 = 666.

It is a super-3 number, since 3×25559097462³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25559097399 and 25559097408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25559097463) 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 5 ways as a sum of consecutive naturals, for example, 709974912 + ... + 709974947.

It is an arithmetic number, because the mean of its divisors is an integer number (4614837045).

Almost surely, 2^25559097462 is an apocalyptic number.

25559097462 is an abundant number, since it is smaller than the sum of its proper divisors (29818947078).

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

25559097462 is a wasteful number, since it uses less digits than its factorization.

25559097462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419949867 (or 1419949864 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The spelling of 25559097462 in words is "twenty-five billion, five hundred fifty-nine million, ninety-seven thousand, four hundred sixty-two".