45446750642 has 8 divisors (see below), whose sum is σ = 68773401756. Its totient is φ = 22522283392.

The previous prime is 45446750621. The next prime is 45446750753. The reversal of 45446750642 is 24605764454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45406921921 + 39828721 = 213089^2 + 6311^2 .

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

It is a super-2 number, since 2×45446750642² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 100545683 + ... + 100546134.

Almost surely, 2^45446750642 is an apocalyptic number.

45446750642 is a deficient number, since it is larger than the sum of its proper divisors (23326651114).

45446750642 is a wasteful number, since it uses less digits than its factorization.

45446750642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201091932.

The product of its (nonzero) digits is 3225600, while the sum is 47.

The spelling of 45446750642 in words is "forty-five billion, four hundred forty-six million, seven hundred fifty thousand, six hundred forty-two".