2137561434751 has 8 divisors (see below), whose sum is σ = 2167693380000. Its totient is φ = 2107430196480.

The previous prime is 2137561434727. The next prime is 2137561434829. The reversal of 2137561434751 is 1574341657312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2137561434751 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2137561434695 and 2137561434704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2137561434451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10065595 + ... + 10275763.

It is an arithmetic number, because the mean of its divisors is an integer number (270961672500).

Almost surely, 2^{2137561434751} is an apocalyptic number.

2137561434751 is a deficient number, since it is larger than the sum of its proper divisors (30131945249).

2137561434751 is a wasteful number, since it uses less digits than its factorization.

2137561434751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353489.

The product of its digits is 2116800, while the sum is 49.

The spelling of 2137561434751 in words is "two trillion, one hundred thirty-seven billion, five hundred sixty-one million, four hundred thirty-four thousand, seven hundred fifty-one".