2142251530426 has 8 divisors (see below), whose sum is σ = 3672431195040. Its totient is φ = 918107798748.

The previous prime is 2142251530369. The next prime is 2142251530451. The reversal of 2142251530426 is 6240351522412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2142251530426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76508983216 + ... + 76508983243.

It is an arithmetic number, because the mean of its divisors is an integer number (459053899380).

Almost surely, 2^{2142251530426} is an apocalyptic number.

2142251530426 is a deficient number, since it is larger than the sum of its proper divisors (1530179664614).

2142251530426 is a wasteful number, since it uses less digits than its factorization.

2142251530426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153017966468.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 2142251530426 in words is "two trillion, one hundred forty-two billion, two hundred fifty-one million, five hundred thirty thousand, four hundred twenty-six".