45443493954 has 24 divisors (see below), whose sum is σ = 98466159792. Its totient is φ = 15147022680.

The previous prime is 45443493937. The next prime is 45443493961. The reversal of 45443493954 is 45939434454.

It is a happy number.

45443493954 is a `hidden beast` number, since 4 + 544 + 3 + 4 + 9 + 3 + 95 + 4 = 666.

It is a super-2 number, since 2×45443493954² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45443493954.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348549 + ... + 460839.

It is an arithmetic number, because the mean of its divisors is an integer number (4102756658).

Almost surely, 2^45443493954 is an apocalyptic number.

45443493954 is an abundant number, since it is smaller than the sum of its proper divisors (53022665838).

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

45443493954 is a wasteful number, since it uses less digits than its factorization.

45443493954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134782 (or 134779 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 54.

The spelling of 45443493954 in words is "forty-five billion, four hundred forty-three million, four hundred ninety-three thousand, nine hundred fifty-four".