45040007771 has 8 divisors (see below), whose sum is σ = 49621035888. Its totient is φ = 40540060000.

The previous prime is 45040007741. The next prime is 45040007801. The reversal of 45040007771 is 17770004054.

It is an interprime number because it is at equal distance from previous prime (45040007741) and next prime (45040007801).

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

It is not a de Polignac number, because 45040007771 - 2¹⁴ = 45039991387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45040007731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20268920 + ... + 20271141.

It is an arithmetic number, because the mean of its divisors is an integer number (6202629486).

Almost surely, 2^45040007771 is an apocalyptic number.

45040007771 is a deficient number, since it is larger than the sum of its proper divisors (4581028117).

45040007771 is a wasteful number, since it uses less digits than its factorization.

45040007771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40540173.

The product of its (nonzero) digits is 27440, while the sum is 35.

The spelling of 45040007771 in words is "forty-five billion, forty million, seven thousand, seven hundred seventy-one".