345378350550 has 24 divisors (see below), whose sum is σ = 856538309736. Its totient is φ = 92100893440.

The previous prime is 345378350533. The next prime is 345378350561. The reversal of 345378350550 is 55053873543.

It is a super-3 number, since 3×345378350550³ (a number of 36 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 345378350550.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1151261019 + ... + 1151261318.

It is an arithmetic number, because the mean of its divisors is an integer number (35689096239).

Almost surely, 2^345378350550 is an apocalyptic number.

345378350550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345378350550 is an abundant number, since it is smaller than the sum of its proper divisors (511159959186).

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

345378350550 is a wasteful number, since it uses less digits than its factorization.

345378350550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302522352 (or 2302522347 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 48.

The spelling of 345378350550 in words is "three hundred forty-five billion, three hundred seventy-eight million, three hundred fifty thousand, five hundred fifty".