22491495741407 has 16 divisors (see below), whose sum is σ = 28055248035072. Its totient is φ = 17517151653120.

The previous prime is 22491495741367. The next prime is 22491495741443. The reversal of 22491495741407 is 70414759419422.

It is not a de Polignac number, because 22491495741407 - 2³⁶ = 22422776264671 is a prime.

It is a super-2 number, since 2×22491495741407² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22491495741467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72253553 + ... + 72564170.

It is an arithmetic number, because the mean of its divisors is an integer number (1753453002192).

Almost surely, 2^{22491495741407} is an apocalyptic number.

22491495741407 is a deficient number, since it is larger than the sum of its proper divisors (5563752293665).

22491495741407 is a wasteful number, since it uses less digits than its factorization.

22491495741407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144819758.

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 22491495741407 in words is "twenty-two trillion, four hundred ninety-one billion, four hundred ninety-five million, seven hundred forty-one thousand, four hundred seven".