45540564787 has 8 divisors (see below), whose sum is σ = 48630637440. Its totient is φ = 42551806080.

The previous prime is 45540564779. The next prime is 45540564821. The reversal of 45540564787 is 78746504554.

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

It is a cyclic number.

It is not a de Polignac number, because 45540564787 - 2³ = 45540564779 is a prime.

It is a super-2 number, since 2×45540564787² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45540544787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25327558 + ... + 25329355.

It is an arithmetic number, because the mean of its divisors is an integer number (6078829680).

Almost surely, 2^45540564787 is an apocalyptic number.

45540564787 is a deficient number, since it is larger than the sum of its proper divisors (3090072653).

45540564787 is a wasteful number, since it uses less digits than its factorization.

45540564787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50656973.

The product of its (nonzero) digits is 18816000, while the sum is 55.

The spelling of 45540564787 in words is "forty-five billion, five hundred forty million, five hundred sixty-four thousand, seven hundred eighty-seven".