396786471790 has 16 divisors (see below), whose sum is σ = 745268503968. Its totient is φ = 151813954336.

The previous prime is 396786471749. The next prime is 396786471811. The reversal of 396786471790 is 97174687693.

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, 862579057 + ... + 862579516.

It is an arithmetic number, because the mean of its divisors is an integer number (46579281498).

Almost surely, 2^396786471790 is an apocalyptic number.

396786471790 is a deficient number, since it is larger than the sum of its proper divisors (348482032178).

396786471790 is a wasteful number, since it uses less digits than its factorization.

396786471790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725158603.

The product of its (nonzero) digits is 96018048, while the sum is 67.

The spelling of 396786471790 in words is "three hundred ninety-six billion, seven hundred eighty-six million, four hundred seventy-one thousand, seven hundred ninety".