345887692444 has 48 divisors (see below), whose sum is σ = 710901257920. Its totient is φ = 144144023040.

The previous prime is 345887692439. The next prime is 345887692471. The reversal of 345887692444 is 444296788543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1629064 + ... + 1829104.

Almost surely, 2^345887692444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345887692444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355450628960).

345887692444 is an abundant number, since it is smaller than the sum of its proper divisors (365013565476).

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

345887692444 is a wasteful number, since it uses less digits than its factorization.

345887692444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201758 (or 201756 counting only the distinct ones).

The product of its digits is 185794560, while the sum is 64.

The spelling of 345887692444 in words is "three hundred forty-five billion, eight hundred eighty-seven million, six hundred ninety-two thousand, four hundred forty-four".