2553415505443 has 12 divisors (see below), whose sum is σ = 2807594420904. Its totient is φ = 2320503072800.

The previous prime is 2553415505413. The next prime is 2553415505447. The reversal of 2553415505443 is 3445055143552.

It is not a de Polignac number, because 2553415505443 - 2¹⁷ = 2553415374371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2553415505393 and 2553415505402.

It is not an unprimeable number, because it can be changed into a prime (2553415505447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3202498 + ... + 3919543.

It is an arithmetic number, because the mean of its divisors is an integer number (233966201742).

Almost surely, 2^{2553415505443} is an apocalyptic number.

2553415505443 is a deficient number, since it is larger than the sum of its proper divisors (254178915461).

2553415505443 is a wasteful number, since it uses less digits than its factorization.

2553415505443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7125026 (or 7125015 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 2553415505443 in words is "two trillion, five hundred fifty-three billion, four hundred fifteen million, five hundred five thousand, four hundred forty-three".