45405432240 has 160 divisors (see below), whose sum is σ = 166412206080. Its totient is φ = 10020498432.

The previous prime is 45405432239. The next prime is 45405432263. The reversal of 45405432240 is 4223450454.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 417264 + ... + 514703.

It is an arithmetic number, because the mean of its divisors is an integer number (1040076288).

Almost surely, 2^45405432240 is an apocalyptic number.

45405432240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45405432240 is an abundant number, since it is smaller than the sum of its proper divisors (121006773840).

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

45405432240 is a wasteful number, since it uses less digits than its factorization.

45405432240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932019 (or 932013 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 45405432240 its reverse (4223450454), we get a palindrome (49628882694).

The spelling of 45405432240 in words is "forty-five billion, four hundred five million, four hundred thirty-two thousand, two hundred forty".