45020191862 has 16 divisors (see below), whose sum is σ = 67639259520. Its totient is φ = 22473796992.

The previous prime is 45020191859. The next prime is 45020191871. The reversal of 45020191862 is 26819102054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5265563 + ... + 5274105.

It is an arithmetic number, because the mean of its divisors is an integer number (4227453720).

Almost surely, 2^45020191862 is an apocalyptic number.

45020191862 is a deficient number, since it is larger than the sum of its proper divisors (22619067658).

45020191862 is a wasteful number, since it uses less digits than its factorization.

45020191862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12487.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 45020191862 in words is "forty-five billion, twenty million, one hundred ninety-one thousand, eight hundred sixty-two".