55435291915 has 8 divisors (see below), whose sum is σ = 66558692448. Its totient is φ = 44324005440.

The previous prime is 55435291799. The next prime is 55435291927. The reversal of 55435291915 is 51919253455.

It is a happy number.

55435291915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55435291915 - 2²⁹ = 54898421003 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3018442 + ... + 3036751.

It is an arithmetic number, because the mean of its divisors is an integer number (8319836556).

Almost surely, 2^55435291915 is an apocalyptic number.

55435291915 is a deficient number, since it is larger than the sum of its proper divisors (11123400533).

55435291915 is a wasteful number, since it uses less digits than its factorization.

55435291915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6057029.

The product of its digits is 1215000, while the sum is 49.

The spelling of 55435291915 in words is "fifty-five billion, four hundred thirty-five million, two hundred ninety-one thousand, nine hundred fifteen".