45373185506 has 8 divisors (see below), whose sum is σ = 74247030864. Its totient is φ = 20624175220.

The previous prime is 45373185499. The next prime is 45373185509. The reversal of 45373185506 is 60558137354.

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

It is not an unprimeable number, because it can be changed into a prime (45373185509) by changing a digit.

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, 1031208740 + ... + 1031208783.

It is an arithmetic number, because the mean of its divisors is an integer number (9280878858).

Almost surely, 2^45373185506 is an apocalyptic number.

45373185506 is a deficient number, since it is larger than the sum of its proper divisors (28873845358).

45373185506 is a wasteful number, since it uses less digits than its factorization.

45373185506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062417536.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 45373185506 in words is "forty-five billion, three hundred seventy-three million, one hundred eighty-five thousand, five hundred six".