22797451215 has 160 divisors (see below), whose sum is σ = 51076016640. Its totient is φ = 9450950400.

The previous prime is 22797451147. The next prime is 22797451241. The reversal of 22797451215 is 51215479722.

It is not a de Polignac number, because 22797451215 - 2¹³ = 22797443023 is a prime.

It is a super-3 number, since 3×22797451215³ (a number of 32 digits) contains 333 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 19302925 + ... + 19304105.

It is an arithmetic number, because the mean of its divisors is an integer number (319225104).

Almost surely, 2^22797451215 is an apocalyptic number.

22797451215 is an abundant number, since it is smaller than the sum of its proper divisors (28278565425).

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

22797451215 is a wasteful number, since it uses less digits than its factorization.

22797451215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835 (or 1826 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The spelling of 22797451215 in words is "twenty-two billion, seven hundred ninety-seven million, four hundred fifty-one thousand, two hundred fifteen".