45484643878 has 8 divisors (see below), whose sum is σ = 69891038280. Its totient is φ = 22187631120.

The previous prime is 45484643861. The next prime is 45484643881. The reversal of 45484643878 is 87834648454.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277345308 + ... + 277345471.

It is an arithmetic number, because the mean of its divisors is an integer number (8736379785).

Almost surely, 2^45484643878 is an apocalyptic number.

45484643878 is a deficient number, since it is larger than the sum of its proper divisors (24406394402).

45484643878 is a wasteful number, since it uses less digits than its factorization.

45484643878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554690822.

The product of its digits is 82575360, while the sum is 61.

The spelling of 45484643878 in words is "forty-five billion, four hundred eighty-four million, six hundred forty-three thousand, eight hundred seventy-eight".