2045349432878 has 8 divisors (see below), whose sum is σ = 3102496331040. Its totient is φ = 1011183989200.

The previous prime is 2045349432859. The next prime is 2045349432913. The reversal of 2045349432878 is 8782349435402.

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, 5745363398 + ... + 5745363753.

It is an arithmetic number, because the mean of its divisors is an integer number (387812041380).

Almost surely, 2^{2045349432878} is an apocalyptic number.

2045349432878 is a deficient number, since it is larger than the sum of its proper divisors (1057146898162).

2045349432878 is a wasteful number, since it uses less digits than its factorization.

2045349432878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11490727242.

The product of its (nonzero) digits is 46448640, while the sum is 59.

The spelling of 2045349432878 in words is "two trillion, forty-five billion, three hundred forty-nine million, four hundred thirty-two thousand, eight hundred seventy-eight".