45849494855 has 4 divisors (see below), whose sum is σ = 55019393832. Its totient is φ = 36679595880.

The previous prime is 45849494851. The next prime is 45849494857. The reversal of 45849494855 is 55849494854.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45849494855 - 2² = 45849494851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45849494791 and 45849494800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45849494851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4584949481 + ... + 4584949490.

It is an arithmetic number, because the mean of its divisors is an integer number (13754848458).

Almost surely, 2^45849494855 is an apocalyptic number.

45849494855 is a deficient number, since it is larger than the sum of its proper divisors (9169898977).

45849494855 is an equidigital number, since it uses as much as digits as its factorization.

45849494855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9169898976.

The product of its digits is 165888000, while the sum is 65.

Subtracting 45849494855 from its reverse (55849494854), we obtain a palindrome (9999999999).

The spelling of 45849494855 in words is "forty-five billion, eight hundred forty-nine million, four hundred ninety-four thousand, eight hundred fifty-five".