350778855504 has 80 divisors (see below), whose sum is σ = 1129781260800. Its totient is φ = 91111390080.

The previous prime is 350778855461. The next prime is 350778855523. The reversal of 350778855504 is 405558877053.

It is a super-2 number, since 2×350778855504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47450154 + ... + 47457545.

It is an arithmetic number, because the mean of its divisors is an integer number (14122265760).

Almost surely, 2^350778855504 is an apocalyptic number.

It is an amenable number.

350778855504 is an abundant number, since it is smaller than the sum of its proper divisors (779002405296).

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

350778855504 is a wasteful number, since it uses less digits than its factorization.

350778855504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94907728 (or 94907722 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 57.

The spelling of 350778855504 in words is "three hundred fifty billion, seven hundred seventy-eight million, eight hundred fifty-five thousand, five hundred four".