22002540051 has 16 divisors (see below), whose sum is σ = 29700874368. Its totient is φ = 14487345600.

The previous prime is 22002540041. The next prime is 22002540059. The reversal of 22002540051 is 15004520022.

It is a happy number.

It is not a de Polignac number, because 22002540051 - 2⁹ = 22002539539 is a prime.

It is a super-2 number, since 2×22002540051² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22002540059) 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, 49746 + ... + 215591.

It is an arithmetic number, because the mean of its divisors is an integer number (1856304648).

Almost surely, 2^22002540051 is an apocalyptic number.

22002540051 is a deficient number, since it is larger than the sum of its proper divisors (7698334317).

22002540051 is a wasteful number, since it uses less digits than its factorization.

22002540051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265682.

The product of its (nonzero) digits is 800, while the sum is 21.

The spelling of 22002540051 in words is "twenty-two billion, two million, five hundred forty thousand, fifty-one".