3887405040739 has 4 divisors (see below), whose sum is σ = 4240805499000. Its totient is φ = 3534004582480.

The previous prime is 3887405040679. The next prime is 3887405040769. The reversal of 3887405040739 is 9370405047883.

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

It is a cyclic number.

It is not a de Polignac number, because 3887405040739 - 2¹⁵ = 3887405007971 is a prime.

It is a super-2 number, since 2×3887405040739² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3887405040769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176700229114 + ... + 176700229135.

It is an arithmetic number, because the mean of its divisors is an integer number (1060201374750).

Almost surely, 2^{3887405040739} is an apocalyptic number.

3887405040739 is a deficient number, since it is larger than the sum of its proper divisors (353400458261).

3887405040739 is a wasteful number, since it uses less digits than its factorization.

3887405040739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353400458260.

The product of its (nonzero) digits is 20321280, while the sum is 58.

The spelling of 3887405040739 in words is "three trillion, eight hundred eighty-seven billion, four hundred five million, forty thousand, seven hundred thirty-nine".