22126142506 has 16 divisors (see below), whose sum is σ = 35744683464. Its totient is φ = 10211364864.

The previous prime is 22126142503. The next prime is 22126142509. The reversal of 22126142506 is 60524162122.

It is an interprime number because it is at equal distance from previous prime (22126142503) and next prime (22126142509).

It can be written as a sum of positive squares in 4 ways, for example, as 17658423225 + 4467719281 = 132885^2 + 66841^2 .

It is a super-3 number, since 3×22126142506³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22126142503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707946 + ... + 738538.

Almost surely, 2^22126142506 is an apocalyptic number.

22126142506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22126142506 is a deficient number, since it is larger than the sum of its proper divisors (13618540958).

22126142506 is a wasteful number, since it uses less digits than its factorization.

22126142506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58425.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 22126142506 in words is "twenty-two billion, one hundred twenty-six million, one hundred forty-two thousand, five hundred six".