45455540986 has 24 divisors (see below), whose sum is σ = 72012840480. Its totient is φ = 21515995656.

The previous prime is 45455540981. The next prime is 45455541017. The reversal of 45455540986 is 68904555454.

It is a happy number.

45455540986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (45455540981) 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, 1008235 + ... + 1052353.

It is an arithmetic number, because the mean of its divisors is an integer number (3000535020).

Almost surely, 2^45455540986 is an apocalyptic number.

45455540986 is a deficient number, since it is larger than the sum of its proper divisors (26557299494).

45455540986 is a wasteful number, since it uses less digits than its factorization.

45455540986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45586 (or 45567 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 55.

The spelling of 45455540986 in words is "forty-five billion, four hundred fifty-five million, five hundred forty thousand, nine hundred eighty-six".