345454445454450 has 192 divisors, whose sum is σ = 886902997968000. Its totient is φ = 88881029171200.

The previous prime is 345454445454449. The next prime is 345454445454467. The reversal of 345454445454450 is 54454544454543.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59062135126 + ... + 59062140974.

It is an arithmetic number, because the mean of its divisors is an integer number (4619286447750).

Almost surely, 2^{345454445454450} is an apocalyptic number.

345454445454450 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 345454445454450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443451498984000).

345454445454450 is an abundant number, since it is smaller than the sum of its proper divisors (541448552513550).

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

345454445454450 is a wasteful number, since it uses less digits than its factorization.

345454445454450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13277 (or 13272 counting only the distinct ones).

The product of its (nonzero) digits is 614400000, while the sum is 60.

The spelling of 345454445454450 in words is "three hundred forty-five trillion, four hundred fifty-four billion, four hundred forty-five million, four hundred fifty-four thousand, four hundred fifty".