37834460645 has 4 divisors (see below), whose sum is σ = 45401352780. Its totient is φ = 30267568512.

The previous prime is 37834460641. The next prime is 37834460647. The reversal of 37834460645 is 54606443873.

37834460645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9948466564 + 27885994081 = 99742^2 + 166991^2 .

It is a cyclic number.

It is not a de Polignac number, because 37834460645 - 2² = 37834460641 is a prime.

It is a super-3 number, since 3×37834460645³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 37834460593 and 37834460602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37834460641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3783446060 + ... + 3783446069.

It is an arithmetic number, because the mean of its divisors is an integer number (11350338195).

Almost surely, 2^37834460645 is an apocalyptic number.

It is an amenable number.

37834460645 is a deficient number, since it is larger than the sum of its proper divisors (7566892135).

37834460645 is an equidigital number, since it uses as much as digits as its factorization.

37834460645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7566892134.

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 37834460645 in words is "thirty-seven billion, eight hundred thirty-four million, four hundred sixty thousand, six hundred forty-five".