45421225540 has 12 divisors (see below), whose sum is σ = 95384573676. Its totient is φ = 18168490208.

The previous prime is 45421225511. The next prime is 45421225559. The reversal of 45421225540 is 4552212454.

It can be written as a sum of positive squares in 2 ways, for example, as 23607707904 + 21813517636 = 153648^2 + 147694^2 .

It is a super-3 number, since 3×45421225540³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45421225496 and 45421225505.

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, 1135530619 + ... + 1135530658.

It is an arithmetic number, because the mean of its divisors is an integer number (7948714473).

Almost surely, 2^45421225540 is an apocalyptic number.

It is an amenable number.

45421225540 is an abundant number, since it is smaller than the sum of its proper divisors (49963348136).

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

45421225540 is a wasteful number, since it uses less digits than its factorization.

45421225540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271061286 (or 2271061284 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 45421225540 its reverse (4552212454), we get a palindrome (49973437994).

The spelling of 45421225540 in words is "forty-five billion, four hundred twenty-one million, two hundred twenty-five thousand, five hundred forty".