2142056763506 has 32 divisors (see below), whose sum is σ = 3514427025408. Its totient is φ = 971096673040.

The previous prime is 2142056763491. The next prime is 2142056763563. The reversal of 2142056763506 is 6053676502412.

It is a super-2 number, since 2×2142056763506² (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 15 ways as a sum of consecutive naturals, for example, 21144731 + ... + 21245793.

It is an arithmetic number, because the mean of its divisors is an integer number (109825844544).

Almost surely, 2^{2142056763506} is an apocalyptic number.

2142056763506 is a deficient number, since it is larger than the sum of its proper divisors (1372370261902).

2142056763506 is a wasteful number, since it uses less digits than its factorization.

2142056763506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103606.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 2142056763506 in words is "two trillion, one hundred forty-two billion, fifty-six million, seven hundred sixty-three thousand, five hundred six".