3770400678 has 16 divisors (see below), whose sum is σ = 8226328896. Its totient is φ = 1142545640.

The previous prime is 3770400661. The next prime is 3770400719. The reversal of 3770400678 is 8760040773.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 28563576 + ... + 28563707.

It is an arithmetic number, because the mean of its divisors is an integer number (514145556).

Almost surely, 2^3770400678 is an apocalyptic number.

3770400678 is an abundant number, since it is smaller than the sum of its proper divisors (4455928218).

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

3770400678 is a wasteful number, since it uses less digits than its factorization.

3770400678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57127299.

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 3770400678 is about 61403.5884781989. The cubic root of 3770400678 is about 1556.4284772259.

The spelling of 3770400678 in words is "three billion, seven hundred seventy million, four hundred thousand, six hundred seventy-eight".