1622254164492 has 54 divisors (see below), whose sum is σ = 4098976455252. Its totient is φ = 499137478944.

The previous prime is 1622254164383. The next prime is 1622254164581. The reversal of 1622254164492 is 2944614522261.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 57343783 + ... + 57372065.

Almost surely, 2^{1622254164492} is an apocalyptic number.

1622254164492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1622254164492 is an abundant number, since it is smaller than the sum of its proper divisors (2476722290760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1622254164492 is an frugal number, since it uses more digits than its factorization.

1622254164492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56599 (or 28301 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

Multiplying 1622254164492 by its sum of digits (48), we get a square (77868199895616 = 8824296²).

The spelling of 1622254164492 in words is "one trillion, six hundred twenty-two billion, two hundred fifty-four million, one hundred sixty-four thousand, four hundred ninety-two".