22491495741408 has 48 divisors (see below), whose sum is σ = 59042781902160. Its totient is φ = 7496834379776.

The previous prime is 22491495741367. The next prime is 22491495741443. The reversal of 22491495741408 is 80414759419422.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2978385 + ... + 7338512.

It is an arithmetic number, because the mean of its divisors is an integer number (1230057956295).

Almost surely, 2^{22491495741408} is an apocalyptic number.

It is an amenable number.

22491495741408 is an abundant number, since it is smaller than the sum of its proper divisors (36551286160752).

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

22491495741408 is a wasteful number, since it uses less digits than its factorization.

22491495741408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10339619 (or 10339611 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 22491495741408 in words is "twenty-two trillion, four hundred ninety-one billion, four hundred ninety-five million, seven hundred forty-one thousand, four hundred eight".