37661140520598 has 48 divisors (see below), whose sum is σ = 92773901991024. Its totient is φ = 10127365516800.

The previous prime is 37661140520557. The next prime is 37661140520599. The reversal of 37661140520598 is 89502504116673.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37661140520599) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3767616103 + ... + 3767626098.

It is an arithmetic number, because the mean of its divisors is an integer number (1932789624813).

It is a 2-persistent number, because it is pandigital, and so is 2⋅37661140520598 = 75322281041196, but 3⋅37661140520598 = 112983421561794 is not.

Almost surely, 2^{37661140520598} is an apocalyptic number.

37661140520598 is an abundant number, since it is smaller than the sum of its proper divisors (55112761470426).

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

37661140520598 is a wasteful number, since it uses less digits than its factorization.

37661140520598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535242237 (or 7535242230 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 37661140520598 in words is "thirty-seven trillion, six hundred sixty-one billion, one hundred forty million, five hundred twenty thousand, five hundred ninety-eight".