45891223380 has 48 divisors (see below), whose sum is σ = 142772696640. Its totient is φ = 12237659424.

The previous prime is 45891223307. The next prime is 45891223381. The reversal of 45891223380 is 8332219854.

45891223380 is a `hidden beast` number, since 4 + 589 + 12 + 23 + 38 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45891223381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42491334 + ... + 42492413.

It is an arithmetic number, because the mean of its divisors is an integer number (2974431180).

Almost surely, 2^45891223380 is an apocalyptic number.

It is an amenable number.

45891223380 is an abundant number, since it is smaller than the sum of its proper divisors (96881473260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45891223380 is a wasteful number, since it uses less digits than its factorization.

45891223380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84983765 (or 84983757 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 45891223380 in words is "forty-five billion, eight hundred ninety-one million, two hundred twenty-three thousand, three hundred eighty".