45021533142 has 8 divisors (see below), whose sum is σ = 90043066296. Its totient is φ = 15007177712.

The previous prime is 45021533131. The next prime is 45021533159. The reversal of 45021533142 is 24133512054.

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

45021533142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3751794423 + ... + 3751794434.

It is an arithmetic number, because the mean of its divisors is an integer number (11255383287).

Almost surely, 2^45021533142 is an apocalyptic number.

45021533142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45021533142 is a wasteful number, since it uses less digits than its factorization.

45021533142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7503588862.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 45021533142 in words is "forty-five billion, twenty-one million, five hundred thirty-three thousand, one hundred forty-two".