2190539187967 has 24 divisors (see below), whose sum is σ = 2515029082560. Its totient is φ = 1900444216320.

The previous prime is 2190539187961. The next prime is 2190539187979. The reversal of 2190539187967 is 7697819350912.

It is not a de Polignac number, because 2190539187967 - 2³⁹ = 1640783374079 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 (2190539187961) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1535467 + ... + 2595907.

It is an arithmetic number, because the mean of its divisors is an integer number (104792878440).

Almost surely, 2^{2190539187967} is an apocalyptic number.

2190539187967 is a deficient number, since it is larger than the sum of its proper divisors (324489894593).

2190539187967 is a wasteful number, since it uses less digits than its factorization.

2190539187967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061203 (or 1061190 counting only the distinct ones).

The product of its (nonzero) digits is 51438240, while the sum is 67.

The spelling of 2190539187967 in words is "two trillion, one hundred ninety billion, five hundred thirty-nine million, one hundred eighty-seven thousand, nine hundred sixty-seven".