378791856462 has 16 divisors (see below), whose sum is σ = 797456540160. Its totient is φ = 119618480952.

The previous prime is 378791856431. The next prime is 378791856511. The reversal of 378791856462 is 264658197873.

It is a super-2 number, since 2×378791856462² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 378791856393 and 378791856402.

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, 1661367678 + ... + 1661367905.

It is an arithmetic number, because the mean of its divisors is an integer number (49841033760).

Almost surely, 2^378791856462 is an apocalyptic number.

378791856462 is an abundant number, since it is smaller than the sum of its proper divisors (418664683698).

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

378791856462 is a wasteful number, since it uses less digits than its factorization.

378791856462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322735607.

The product of its digits is 121927680, while the sum is 66.

The spelling of 378791856462 in words is "three hundred seventy-eight billion, seven hundred ninety-one million, eight hundred fifty-six thousand, four hundred sixty-two".