3866376525240 has 32 divisors (see below), whose sum is σ = 11599129576080. Its totient is φ = 1031033740032.

The previous prime is 3866376525217. The next prime is 3866376525299. The reversal of 3866376525240 is 425256736683.

It is a happy number.

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, 16109902069 + ... + 16109902308.

Almost surely, 2^{3866376525240} is an apocalyptic number.

3866376525240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3866376525240 is an abundant number, since it is smaller than the sum of its proper divisors (7732753050840).

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

3866376525240 is a wasteful number, since it uses less digits than its factorization.

3866376525240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32219804391 (or 32219804387 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 57.

The spelling of 3866376525240 in words is "three trillion, eight hundred sixty-six billion, three hundred seventy-six million, five hundred twenty-five thousand, two hundred forty".