45215542122 has 8 divisors (see below), whose sum is σ = 90431084256. Its totient is φ = 15071847372.

The previous prime is 45215542103. The next prime is 45215542129. The reversal of 45215542122 is 22124551254.

45215542122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

45215542122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (45215542129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3767961838 + ... + 3767961849.

It is an arithmetic number, because the mean of its divisors is an integer number (11303885532).

Almost surely, 2^45215542122 is an apocalyptic number.

45215542122 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.

45215542122 is a wasteful number, since it uses less digits than its factorization.

45215542122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535923692.

The product of its digits is 32000, while the sum is 33.

The spelling of 45215542122 in words is "forty-five billion, two hundred fifteen million, five hundred forty-two thousand, one hundred twenty-two".