7312144235737 has 6 divisors (see below), whose sum is σ = 8037315565034. Its totient is φ = 6647403850560.

The previous prime is 7312144235729. The next prime is 7312144235797. The reversal of 7312144235737 is 7375324412137.

It can be written as a sum of positive squares in only one way, i.e., 7297691627776 + 14452607961 = 2701424^2 + 120219^2 .

It is not a de Polignac number, because 7312144235737 - 2³ = 7312144235729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7312144235797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30215471928 + ... + 30215472169.

Almost surely, 2^{7312144235737} is an apocalyptic number.

It is an amenable number.

7312144235737 is a deficient number, since it is larger than the sum of its proper divisors (725171329297).

7312144235737 is a wasteful number, since it uses less digits than its factorization.

7312144235737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60430944119 (or 60430944108 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 49.

The spelling of 7312144235737 in words is "seven trillion, three hundred twelve billion, one hundred forty-four million, two hundred thirty-five thousand, seven hundred thirty-seven".