45444422151 has 24 divisors (see below), whose sum is σ = 69748894800. Its totient is φ = 28413363456.

The previous prime is 45444422123. The next prime is 45444422159. The reversal of 45444422151 is 15122444454.

45444422151 is a `hidden beast` number, since 4 + 544 + 4 + 42 + 21 + 51 = 666.

It is not a de Polignac number, because 45444422151 - 2¹¹ = 45444420103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444422159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 481476 + ... + 568073.

It is an arithmetic number, because the mean of its divisors is an integer number (2906203950).

Almost surely, 2^45444422151 is an apocalyptic number.

45444422151 is a deficient number, since it is larger than the sum of its proper divisors (24304472649).

45444422151 is a wasteful number, since it uses less digits than its factorization.

45444422151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049855 (or 1049852 counting only the distinct ones).

The product of its digits is 102400, while the sum is 36.

The spelling of 45444422151 in words is "forty-five billion, four hundred forty-four million, four hundred twenty-two thousand, one hundred fifty-one".