65622253455 has 48 divisors (see below), whose sum is σ = 124437564576. Its totient is φ = 31726632960.

The previous prime is 65622253427. The next prime is 65622253457. The reversal of 65622253455 is 55435222656.

65622253455 is a `hidden beast` number, since 6 + 5 + 62 + 2 + 2 + 534 + 55 = 666.

It is not a de Polignac number, because 65622253455 - 2¹⁴ = 65622237071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 65622253455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65622253457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13042 + ... + 362511.

It is an arithmetic number, because the mean of its divisors is an integer number (2592449262).

Almost surely, 2^65622253455 is an apocalyptic number.

65622253455 is a deficient number, since it is larger than the sum of its proper divisors (58815311121).

65622253455 is a wasteful number, since it uses less digits than its factorization.

65622253455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375928 (or 375925 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The spelling of 65622253455 in words is "sixty-five billion, six hundred twenty-two million, two hundred fifty-three thousand, four hundred fifty-five".