3401004000078 has 32 divisors (see below), whose sum is σ = 7559429145600. Its totient is φ = 1133421628248.

The previous prime is 3401004000077. The next prime is 3401004000101. The reversal of 3401004000078 is 8700004001043.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3401004000071) 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, 6592798 + ... + 7089921.

It is an arithmetic number, because the mean of its divisors is an integer number (236232160800).

Almost surely, 2^{3401004000078} is an apocalyptic number.

3401004000078 is an abundant number, since it is smaller than the sum of its proper divisors (4158425145522).

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

3401004000078 is a wasteful number, since it uses less digits than its factorization.

3401004000078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13687333 (or 13687327 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The spelling of 3401004000078 in words is "three trillion, four hundred one billion, four million, seventy-eight", and thus it is an aban number.