345502354535430 has 128 divisors (see below), whose sum is σ = 845848944230400. Its totient is φ = 90294438705024.

The previous prime is 345502354535423. The next prime is 345502354535519. The reversal of 345502354535430 is 34535453205543.

It is a super-2 number, since 2×345502354535430² (a number of 30 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 2291920639 + ... + 2292071381.

It is an arithmetic number, because the mean of its divisors is an integer number (6608194876800).

Almost surely, 2^{345502354535430} is an apocalyptic number.

345502354535430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 345502354535430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (422924472115200).

345502354535430 is an abundant number, since it is smaller than the sum of its proper divisors (500346589694970).

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

345502354535430 is a wasteful number, since it uses less digits than its factorization.

345502354535430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154778.

The product of its (nonzero) digits is 32400000, while the sum is 51.

The spelling of 345502354535430 in words is "three hundred forty-five trillion, five hundred two billion, three hundred fifty-four million, five hundred thirty-five thousand, four hundred thirty".