22392725401 has 2 divisors, whose sum is σ = 22392725402. Its totient is φ = 22392725400.

The previous prime is 22392725371. The next prime is 22392725417. The reversal of 22392725401 is 10452729322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18830426176 + 3562299225 = 137224^2 + 59685^2 .

It is a cyclic number.

It is not a de Polignac number, because 22392725401 - 2⁹ = 22392724889 is a prime.

It is a super-2 number, since 2×22392725401² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22392725701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11196362700 + 11196362701.

It is an arithmetic number, because the mean of its divisors is an integer number (11196362701).

Almost surely, 2^22392725401 is an apocalyptic number.

It is an amenable number.

22392725401 is a deficient number, since it is larger than the sum of its proper divisors (1).

22392725401 is an equidigital number, since it uses as much as digits as its factorization.

22392725401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 22392725401 in words is "twenty-two billion, three hundred ninety-two million, seven hundred twenty-five thousand, four hundred one".