22370778253 has 2 divisors, whose sum is σ = 22370778254. Its totient is φ = 22370778252.

The previous prime is 22370778191. The next prime is 22370778307. The reversal of 22370778253 is 35287707322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16821571204 + 5549207049 = 129698^2 + 74493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22370778253 is a prime.

It is a super-3 number, since 3×22370778253³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22370778653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11185389126 + 11185389127.

It is an arithmetic number, because the mean of its divisors is an integer number (11185389127).

Almost surely, 2^22370778253 is an apocalyptic number.

It is an amenable number.

22370778253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22370778253 is an equidigital number, since it uses as much as digits as its factorization.

22370778253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 22370778253 in words is "twenty-two billion, three hundred seventy million, seven hundred seventy-eight thousand, two hundred fifty-three".