5155445355450 has 96 divisors (see below), whose sum is σ = 13770943561536. Its totient is φ = 1268854018560.

The previous prime is 5155445355439. The next prime is 5155445355499. The reversal of 5155445355450 is 545535445515.

It is a junction number, because it is equal to n+sod(n) for n = 5155445355393 and 5155445355402.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13941342 + ... + 14306358.

It is an arithmetic number, because the mean of its divisors is an integer number (143447328766).

Almost surely, 2^{5155445355450} is an apocalyptic number.

5155445355450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5155445355450 is an abundant number, since it is smaller than the sum of its proper divisors (8615498206086).

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

5155445355450 is a wasteful number, since it uses less digits than its factorization.

5155445355450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372288 (or 372283 counting only the distinct ones).

The product of its (nonzero) digits is 15000000, while the sum is 51.

The spelling of 5155445355450 in words is "five trillion, one hundred fifty-five billion, four hundred forty-five million, three hundred fifty-five thousand, four hundred fifty".