3827660075645 has 32 divisors (see below), whose sum is σ = 5544503758080. Its totient is φ = 2478053468160.

The previous prime is 3827660075567. The next prime is 3827660075711. The reversal of 3827660075645 is 5465700667283.

It is not a de Polignac number, because 3827660075645 - 2⁸ = 3827660075389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9627476 + ... + 10017165.

It is an arithmetic number, because the mean of its divisors is an integer number (173265742440).

Almost surely, 2^{3827660075645} is an apocalyptic number.

3827660075645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3827660075645 is a deficient number, since it is larger than the sum of its proper divisors (1716843682435).

3827660075645 is a wasteful number, since it uses less digits than its factorization.

3827660075645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19644965.

The product of its (nonzero) digits is 50803200, while the sum is 59.

The spelling of 3827660075645 in words is "three trillion, eight hundred twenty-seven billion, six hundred sixty million, seventy-five thousand, six hundred forty-five".