22500134397 has 40 divisors (see below), whose sum is σ = 37364490240. Its totient is φ = 13399564320.

The previous prime is 22500134383. The next prime is 22500134407. The reversal of 22500134397 is 79343100522.

22500134397 is a `hidden beast` number, since 2 + 250 + 0 + 13 + 4 + 397 = 666.

It is not a de Polignac number, because 22500134397 - 2¹⁴ = 22500118013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22500134347) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 311997 + ... + 377282.

It is an arithmetic number, because the mean of its divisors is an integer number (934112256).

Almost surely, 2^22500134397 is an apocalyptic number.

22500134397 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22500134397 is a deficient number, since it is larger than the sum of its proper divisors (14864355843).

22500134397 is a wasteful number, since it uses less digits than its factorization.

22500134397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689335 (or 689326 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 22500134397 in words is "twenty-two billion, five hundred million, one hundred thirty-four thousand, three hundred ninety-seven".