37800740137040 has 40 divisors (see below), whose sum is σ = 88135691764968. Its totient is φ = 15077462343680.

The previous prime is 37800740137021. The next prime is 37800740137051. The reversal of 37800740137040 is 4073104700873.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3540930373696 + 34259809763344 = 1881736^2 + 5853188^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 37800740136982 and 37800740137000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669248321 + ... + 669304800.

Almost surely, 2^{37800740137040} is an apocalyptic number.

It is an amenable number.

37800740137040 is an abundant number, since it is smaller than the sum of its proper divisors (50334951627928).

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

37800740137040 is a wasteful number, since it uses less digits than its factorization.

37800740137040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338553487 (or 1338553481 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 37800740137040 in words is "thirty-seven trillion, eight hundred billion, seven hundred forty million, one hundred thirty-seven thousand, forty".