37318752245 has 18 divisors (see below), whose sum is σ = 47273924502. Its totient is φ = 28277465616.

The previous prime is 37318752217. The next prime is 37318752271. The reversal of 37318752245 is 54225781373.

It can be written as a sum of positive squares in only one way, i.e., 29855001796 + 7463750449 = 172786^2 + 86393^2 .

It is not a de Polignac number, because 37318752245 - 2⁶ = 37318752181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37318752245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8205062 + ... + 8209608.

It is an arithmetic number, because the mean of its divisors is an integer number (2626329139).

Almost surely, 2^37318752245 is an apocalyptic number.

It is an amenable number.

37318752245 is a deficient number, since it is larger than the sum of its proper divisors (9955172257).

37318752245 is an frugal number, since it uses more digits than its factorization.

37318752245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9137 (or 4571 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 47.

The spelling of 37318752245 in words is "thirty-seven billion, three hundred eighteen million, seven hundred fifty-two thousand, two hundred forty-five".