45414420520 has 32 divisors (see below), whose sum is σ = 116779939200. Its totient is φ = 15570658368.

The previous prime is 45414420509. The next prime is 45414420523. The reversal of 45414420520 is 2502441454.

It is not an unprimeable number, because it can be changed into a prime (45414420523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81096900 + ... + 81097459.

It is an arithmetic number, because the mean of its divisors is an integer number (3649373100).

Almost surely, 2^45414420520 is an apocalyptic number.

45414420520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45414420520 is an abundant number, since it is smaller than the sum of its proper divisors (71365518680).

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

45414420520 is a wasteful number, since it uses less digits than its factorization.

45414420520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162194377 (or 162194373 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 45414420520 its reverse (2502441454), we get a palindrome (47916861974).

The spelling of 45414420520 in words is "forty-five billion, four hundred fourteen million, four hundred twenty thousand, five hundred twenty".