37351381338 has 32 divisors (see below), whose sum is σ = 83935699200. Its totient is φ = 12310566048.

The previous prime is 37351381337. The next prime is 37351381349. The reversal of 37351381338 is 83318315373.

It is a junction number, because it is equal to n+sod(n) for n = 37351381293 and 37351381302.

It is not an unprimeable number, because it can be changed into a prime (37351381337) 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, 3881106 + ... + 3890717.

It is an arithmetic number, because the mean of its divisors is an integer number (2622990600).

Almost surely, 2^37351381338 is an apocalyptic number.

37351381338 is an abundant number, since it is smaller than the sum of its proper divisors (46584317862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37351381338 is a wasteful number, since it uses less digits than its factorization.

37351381338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7771923 (or 7771917 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 37351381338 in words is "thirty-seven billion, three hundred fifty-one million, three hundred eighty-one thousand, three hundred thirty-eight".