53557622023 has 2 divisors, whose sum is σ = 53557622024. Its totient is φ = 53557622022.

The previous prime is 53557621991. The next prime is 53557622081. The reversal of 53557622023 is 32022675535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53557622023 - 2⁵ = 53557621991 is a prime.

It is a super-2 number, since 2×53557622023² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53557622093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26778811011 + 26778811012.

It is an arithmetic number, because the mean of its divisors is an integer number (26778811012).

Almost surely, 2^53557622023 is an apocalyptic number.

53557622023 is a deficient number, since it is larger than the sum of its proper divisors (1).

53557622023 is an equidigital number, since it uses as much as digits as its factorization.

53557622023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 53557622023 in words is "fifty-three billion, five hundred fifty-seven million, six hundred twenty-two thousand, twenty-three".