2142515303279 has 32 divisors (see below), whose sum is σ = 2455693801344. Its totient is φ = 1854041080320.

The previous prime is 2142515303237. The next prime is 2142515303317. The reversal of 2142515303279 is 9723035152412.

It is a de Polignac number, because none of the positive numbers 2^k-2142515303279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142515303219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14840189 + ... + 14983865.

It is an arithmetic number, because the mean of its divisors is an integer number (76740431292).

Almost surely, 2^{2142515303279} is an apocalyptic number.

2142515303279 is a deficient number, since it is larger than the sum of its proper divisors (313178498065).

2142515303279 is a wasteful number, since it uses less digits than its factorization.

2142515303279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144707.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 2142515303279 in words is "two trillion, one hundred forty-two billion, five hundred fifteen million, three hundred three thousand, two hundred seventy-nine".