2142539920776 has 32 divisors (see below), whose sum is σ = 5356499991840. Its totient is φ = 714159948288.

The previous prime is 2142539920757. The next prime is 2142539920811. The reversal of 2142539920776 is 6770299352412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365001 + ... + 2101976.

It is an arithmetic number, because the mean of its divisors is an integer number (167390624745).

Almost surely, 2^{2142539920776} is an apocalyptic number.

It is an amenable number.

2142539920776 is an abundant number, since it is smaller than the sum of its proper divisors (3213960071064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142539920776 is a wasteful number, since it uses less digits than its factorization.

2142539920776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503173 (or 2503169 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 2142539920776 in words is "two trillion, one hundred forty-two billion, five hundred thirty-nine million, nine hundred twenty thousand, seven hundred seventy-six".