45894949855 has 16 divisors (see below), whose sum is σ = 55640494080. Its totient is φ = 36338897952.

The previous prime is 45894949819. The next prime is 45894949889. The reversal of 45894949855 is 55894949854.

It is a cyclic number.

It is not a de Polignac number, because 45894949855 - 2¹⁵ = 45894917087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542086 + ... + 621004.

It is an arithmetic number, because the mean of its divisors is an integer number (3477530880).

Almost surely, 2^45894949855 is an apocalyptic number.

45894949855 is a deficient number, since it is larger than the sum of its proper divisors (9745544225).

45894949855 is a wasteful number, since it uses less digits than its factorization.

45894949855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80118.

The product of its digits is 373248000, while the sum is 70.

Subtracting 45894949855 from its reverse (55894949854), we obtain a palindrome (9999999999).

The spelling of 45894949855 in words is "forty-five billion, eight hundred ninety-four million, nine hundred forty-nine thousand, eight hundred fifty-five".