3785650155287 has 16 divisors (see below), whose sum is σ = 5082830979072. Its totient is φ = 2722945165920.

The previous prime is 3785650155181. The next prime is 3785650155289. The reversal of 3785650155287 is 7825510565873.

It is a happy number.

It is not a de Polignac number, because 3785650155287 - 2⁸ = 3785650155031 is a prime.

It is a super-2 number, since 2×3785650155287² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785650155289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1890933143 + ... + 1890935144.

It is an arithmetic number, because the mean of its divisors is an integer number (317676936192).

Almost surely, 2^{3785650155287} is an apocalyptic number.

3785650155287 is a deficient number, since it is larger than the sum of its proper divisors (1297180823785).

3785650155287 is a wasteful number, since it uses less digits than its factorization.

3785650155287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781868318.

The product of its (nonzero) digits is 70560000, while the sum is 62.

The spelling of 3785650155287 in words is "three trillion, seven hundred eighty-five billion, six hundred fifty million, one hundred fifty-five thousand, two hundred eighty-seven".