45361618378 has 8 divisors (see below), whose sum is σ = 68043331620. Its totient is φ = 22680507840.

The previous prime is 45361618349. The next prime is 45361618391. The reversal of 45361618378 is 87381616354.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 44098740009 + 1262878369 = 209997^2 + 35537^2 .

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

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, 214248 + ... + 369628.

Almost surely, 2^45361618378 is an apocalyptic number.

45361618378 is a deficient number, since it is larger than the sum of its proper divisors (22681713242).

45361618378 is a wasteful number, since it uses less digits than its factorization.

45361618378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301352.

The product of its digits is 2903040, while the sum is 52.

The spelling of 45361618378 in words is "forty-five billion, three hundred sixty-one million, six hundred eighteen thousand, three hundred seventy-eight".