45234402011020 has 48 divisors (see below), whose sum is σ = 103217379148800. Its totient is φ = 16588507354560.

The previous prime is 45234402011017. The next prime is 45234402011087. The reversal of 45234402011020 is 2011020443254.

It is a super-2 number, since 2×45234402011020² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45234402011020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1919954350 + ... + 1919977909.

It is an arithmetic number, because the mean of its divisors is an integer number (2150362065600).

Almost surely, 2^{45234402011020} is an apocalyptic number.

It is an amenable number.

45234402011020 is an abundant number, since it is smaller than the sum of its proper divisors (57982977137780).

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

45234402011020 is a wasteful number, since it uses less digits than its factorization.

45234402011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839932318 (or 3839932316 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 45234402011020 its reverse (2011020443254), we get a palindrome (47245422454274).

The spelling of 45234402011020 in words is "forty-five trillion, two hundred thirty-four billion, four hundred two million, eleven thousand, twenty".