422155630151653 has 4 divisors (see below), whose sum is σ = 422339736403468. Its totient is φ = 421971523899840.

The previous prime is 422155630151617. The next prime is 422155630151659. The reversal of 422155630151653 is 356151036551224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 122824177916449 + 299331452235204 = 11082607^2 + 17301198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422155630151653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422155630151597 and 422155630151606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422155630151659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92053122468 + ... + 92053127053.

It is an arithmetic number, because the mean of its divisors is an integer number (105584934100867).

Almost surely, 2^{422155630151653} is an apocalyptic number.

It is an amenable number.

422155630151653 is a deficient number, since it is larger than the sum of its proper divisors (184106251815).

422155630151653 is a wasteful number, since it uses less digits than its factorization.

422155630151653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184106251814.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 422155630151653 in words is "four hundred twenty-two trillion, one hundred fifty-five billion, six hundred thirty million, one hundred fifty-one thousand, six hundred fifty-three".