3987429094635 has 16 divisors (see below), whose sum is σ = 7291298916096. Its totient is φ = 1822824728928.

The previous prime is 3987429094613. The next prime is 3987429094669. The reversal of 3987429094635 is 5364909247893.

It is not a de Polignac number, because 3987429094635 - 2¹¹ = 3987429092587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3987429094635.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18987757489 + ... + 18987757698.

It is an arithmetic number, because the mean of its divisors is an integer number (455706182256).

Almost surely, 2^{3987429094635} is an apocalyptic number.

3987429094635 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3987429094635 is a deficient number, since it is larger than the sum of its proper divisors (3303869821461).

3987429094635 is a wasteful number, since it uses less digits than its factorization.

3987429094635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37975515202.

The product of its (nonzero) digits is 352719360, while the sum is 69.

The spelling of 3987429094635 in words is "three trillion, nine hundred eighty-seven billion, four hundred twenty-nine million, ninety-four thousand, six hundred thirty-five".