22545541015 has 16 divisors (see below), whose sum is σ = 28871672832. Its totient is φ = 16841793024.

The previous prime is 22545541009. The next prime is 22545541103. The reversal of 22545541015 is 51014554522.

It is a cyclic number.

It is not a de Polignac number, because 22545541015 - 2¹⁹ = 22545016727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1033464 + ... + 1055053.

It is an arithmetic number, because the mean of its divisors is an integer number (1804479552).

Almost surely, 2^22545541015 is an apocalyptic number.

22545541015 is a deficient number, since it is larger than the sum of its proper divisors (6326131817).

22545541015 is a wasteful number, since it uses less digits than its factorization.

22545541015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088666.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 22545541015 in words is "twenty-two billion, five hundred forty-five million, five hundred forty-one thousand, fifteen".