22074258285 has 24 divisors (see below), whose sum is σ = 38283718200. Its totient is φ = 11766269952.

The previous prime is 22074258259. The next prime is 22074258287. The reversal of 22074258285 is 58285247022.

22074258285 is a `hidden beast` number, since 2 + 20 + 7 + 42 + 582 + 8 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 74545956 + 21999712329 = 8634^2 + 148323^2 .

It is not a de Polignac number, because 22074258285 - 2⁸ = 22074258029 is a prime.

It is a super-2 number, since 2×22074258285² (a number of 21 digits) contains 22 as substring.

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 22074258285.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22074258287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58060 + ... + 217989.

It is an arithmetic number, because the mean of its divisors is an integer number (1595154925).

Almost surely, 2^22074258285 is an apocalyptic number.

It is an amenable number.

22074258285 is a deficient number, since it is larger than the sum of its proper divisors (16209459915).

22074258285 is a wasteful number, since it uses less digits than its factorization.

22074258285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277837 (or 277834 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 45.

The spelling of 22074258285 in words is "twenty-two billion, seventy-four million, two hundred fifty-eight thousand, two hundred eighty-five".