25346416461 has 32 divisors (see below), whose sum is σ = 37749888000. Its totient is φ = 15052675968.

The previous prime is 25346416453. The next prime is 25346416463. The reversal of 25346416461 is 16461464352.

It is not a de Polignac number, because 25346416461 - 2³ = 25346416453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25346416463) 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, 86496 + ... + 241193.

It is an arithmetic number, because the mean of its divisors is an integer number (1179684000).

Almost surely, 2^25346416461 is an apocalyptic number.

It is an amenable number.

25346416461 is a deficient number, since it is larger than the sum of its proper divisors (12403471539).

25346416461 is a wasteful number, since it uses less digits than its factorization.

25346416461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327793.

The product of its digits is 414720, while the sum is 42.

The spelling of 25346416461 in words is "twenty-five billion, three hundred forty-six million, four hundred sixteen thousand, four hundred sixty-one".