45278365798 has 8 divisors (see below), whose sum is σ = 67946200920. Its totient is φ = 22629632160.

The previous prime is 45278365789. The next prime is 45278365799. The reversal of 45278365798 is 89756387254.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45278365799) 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, 4769443 + ... + 4778926.

It is an arithmetic number, because the mean of its divisors is an integer number (8493275115).

Almost surely, 2^45278365798 is an apocalyptic number.

45278365798 is a deficient number, since it is larger than the sum of its proper divisors (22667835122).

45278365798 is a wasteful number, since it uses less digits than its factorization.

45278365798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9550742.

The product of its digits is 101606400, while the sum is 64.

The spelling of 45278365798 in words is "forty-five billion, two hundred seventy-eight million, three hundred sixty-five thousand, seven hundred ninety-eight".