22601163461 has 6 divisors (see below), whose sum is σ = 23853305862. Its totient is φ = 21411628200.

The previous prime is 22601163443. The next prime is 22601163469. The reversal of 22601163461 is 16436110622.

It can be written as a sum of positive squares in only one way, i.e., 19242960961 + 3358202500 = 138719^2 + 57950^2 .

It is not a de Polignac number, because 22601163461 - 2¹⁸ = 22600901317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22601163469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31303190 + ... + 31303911.

It is an arithmetic number, because the mean of its divisors is an integer number (3975550977).

Almost surely, 2^22601163461 is an apocalyptic number.

It is an amenable number.

22601163461 is a deficient number, since it is larger than the sum of its proper divisors (1252142401).

22601163461 is an equidigital number, since it uses as much as digits as its factorization.

22601163461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62607139 (or 62607120 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 22601163461 in words is "twenty-two billion, six hundred one million, one hundred sixty-three thousand, four hundred sixty-one".