45443142502 has 8 divisors (see below), whose sum is σ = 68259520800. Its totient is φ = 22689968904.

The previous prime is 45443142397. The next prime is 45443142533. The reversal of 45443142502 is 20524134454.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15799377 + ... + 15802252.

It is an arithmetic number, because the mean of its divisors is an integer number (8532440100).

Almost surely, 2^45443142502 is an apocalyptic number.

45443142502 is a deficient number, since it is larger than the sum of its proper divisors (22816378298).

45443142502 is a wasteful number, since it uses less digits than its factorization.

45443142502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31602350.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 45443142502 its reverse (20524134454), we get a palindrome (65967276956).

The spelling of 45443142502 in words is "forty-five billion, four hundred forty-three million, one hundred forty-two thousand, five hundred two".