2520042176991 has 16 divisors (see below), whose sum is σ = 3537817194240. Its totient is φ = 1591193433600.

The previous prime is 2520042176969. The next prime is 2520042177007. The reversal of 2520042176991 is 1996712400252.

It is a happy number.

2520042176991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2520042176991 - 2¹¹ = 2520042174943 is a prime.

It is a super-2 number, since 2×2520042176991² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2520042176991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520042176941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5502210 + ... + 5942591.

It is an arithmetic number, because the mean of its divisors is an integer number (221113574640).

Almost surely, 2^{2520042176991} is an apocalyptic number.

2520042176991 is a deficient number, since it is larger than the sum of its proper divisors (1017775017249).

2520042176991 is a wasteful number, since it uses less digits than its factorization.

2520042176991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11448686.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 2520042176991 in words is "two trillion, five hundred twenty billion, forty-two million, one hundred seventy-six thousand, nine hundred ninety-one".