45140521443 has 8 divisors (see below), whose sum is σ = 62128889856. Its totient is φ = 29122917000.

The previous prime is 45140521421. The next prime is 45140521457. The reversal of 45140521443 is 34412504154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45140521443 - 2²⁰ = 45139472867 is a prime.

It is a super-2 number, since 2×45140521443² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45140521463) 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 7 ways as a sum of consecutive naturals, for example, 242690883 + ... + 242691068.

It is an arithmetic number, because the mean of its divisors is an integer number (7766111232).

Almost surely, 2^45140521443 is an apocalyptic number.

45140521443 is a deficient number, since it is larger than the sum of its proper divisors (16988368413).

45140521443 is a wasteful number, since it uses less digits than its factorization.

45140521443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485381985.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 45140521443 in words is "forty-five billion, one hundred forty million, five hundred twenty-one thousand, four hundred forty-three".