348023826778 has 16 divisors (see below), whose sum is σ = 522962161056. Its totient is φ = 173703188880.

The previous prime is 348023826707. The next prime is 348023826793. The reversal of 348023826778 is 877628320843.

It is a happy number.

It is a super-2 number, since 2×348023826778² (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, 10982625 + ... + 11014267.

It is an arithmetic number, because the mean of its divisors is an integer number (32685135066).

Almost surely, 2^348023826778 is an apocalyptic number.

348023826778 is a deficient number, since it is larger than the sum of its proper divisors (174938334278).

348023826778 is a wasteful number, since it uses less digits than its factorization.

348023826778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41229.

The product of its (nonzero) digits is 21676032, while the sum is 58.

The spelling of 348023826778 in words is "three hundred forty-eight billion, twenty-three million, eight hundred twenty-six thousand, seven hundred seventy-eight".