345099073443870 has 16 divisors (see below), whose sum is σ = 828237776265360. Its totient is φ = 92026419585024.

The previous prime is 345099073443857. The next prime is 345099073443911. The reversal of 345099073443870 is 78344370990543.

It is a Curzon number.

It is a congruent number.

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, 5751651224035 + ... + 5751651224094.

It is an arithmetic number, because the mean of its divisors is an integer number (51764861016585).

Almost surely, 2^{345099073443870} is an apocalyptic number.

345099073443870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345099073443870 is an abundant number, since it is smaller than the sum of its proper divisors (483138702821490).

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

345099073443870 is a wasteful number, since it uses less digits than its factorization.

345099073443870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11503302448139.

The product of its (nonzero) digits is 274337280, while the sum is 66.

The spelling of 345099073443870 in words is "three hundred forty-five trillion, ninety-nine billion, seventy-three million, four hundred forty-three thousand, eight hundred seventy".