342349570778 has 16 divisors (see below), whose sum is σ = 541899987840. Its totient is φ = 161761176000.

The previous prime is 342349570757. The next prime is 342349570813. The reversal of 342349570778 is 877075943243.

It is a super-2 number, since 2×342349570778² (a number of 24 digits) contains 22 as substring.

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, 11218178 + ... + 11248653.

It is an arithmetic number, because the mean of its divisors is an integer number (33868749240).

Almost surely, 2^342349570778 is an apocalyptic number.

342349570778 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

342349570778 is a deficient number, since it is larger than the sum of its proper divisors (199550417062).

342349570778 is a wasteful number, since it uses less digits than its factorization.

342349570778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22467253.

The product of its (nonzero) digits is 35562240, while the sum is 59.

The spelling of 342349570778 in words is "three hundred forty-two billion, three hundred forty-nine million, five hundred seventy thousand, seven hundred seventy-eight".