37397545064 has 128 divisors (see below), whose sum is σ = 82620777600. Its totient is φ = 15679488000.

The previous prime is 37397545063. The next prime is 37397545067. The reversal of 37397545064 is 46054579373.

It is a junction number, because it is equal to n+sod(n) for n = 37397544997 and 37397545015.

It is not an unprimeable number, because it can be changed into a prime (37397545063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56576894 + ... + 56577554.

It is an arithmetic number, because the mean of its divisors is an integer number (645474825).

Almost surely, 2^37397545064 is an apocalyptic number.

37397545064 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37397545064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41310388800).

37397545064 is an abundant number, since it is smaller than the sum of its proper divisors (45223232536).

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

37397545064 is a wasteful number, since it uses less digits than its factorization.

37397545064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1391 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 53.

The spelling of 37397545064 in words is "thirty-seven billion, three hundred ninety-seven million, five hundred forty-five thousand, sixty-four".