378299734698 has 16 divisors (see below), whose sum is σ = 777048104160. Its totient is φ = 122691805776.

The previous prime is 378299734697. The next prime is 378299734721. The reversal of 378299734698 is 896437992873.

It is a super-2 number, since 2×378299734698² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (378299734691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852026208 + ... + 852026651.

It is an arithmetic number, because the mean of its divisors is an integer number (48565506510).

Almost surely, 2^378299734698 is an apocalyptic number.

378299734698 is an abundant number, since it is smaller than the sum of its proper divisors (398748369462).

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

378299734698 is a wasteful number, since it uses less digits than its factorization.

378299734698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704052901.

The product of its digits is 987614208, while the sum is 75.

The spelling of 378299734698 in words is "three hundred seventy-eight billion, two hundred ninety-nine million, seven hundred thirty-four thousand, six hundred ninety-eight".