396078667061 has 32 divisors (see below), whose sum is σ = 500900751360. Its totient is φ = 304229448000.

The previous prime is 396078667031. The next prime is 396078667079. The reversal of 396078667061 is 160766870693.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396078667061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396078667021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1653200 + ... + 1877558.

It is an arithmetic number, because the mean of its divisors is an integer number (15653148480).

Almost surely, 2^396078667061 is an apocalyptic number.

It is an amenable number.

396078667061 is a deficient number, since it is larger than the sum of its proper divisors (104822084299).

396078667061 is a wasteful number, since it uses less digits than its factorization.

396078667061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224705.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 396078667061 in words is "three hundred ninety-six billion, seventy-eight million, six hundred sixty-seven thousand, sixty-one".