45771980447 has 8 divisors (see below), whose sum is σ = 46989660480. Its totient is φ = 44559123840.

The previous prime is 45771980431. The next prime is 45771980453. The reversal of 45771980447 is 74408917754.

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 45771980447 - 2⁴ = 45771980431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45771980392 and 45771980401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45771980477) 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, 1186622 + ... + 1224587.

It is an arithmetic number, because the mean of its divisors is an integer number (5873707560).

Almost surely, 2^45771980447 is an apocalyptic number.

45771980447 is a deficient number, since it is larger than the sum of its proper divisors (1217680033).

45771980447 is a wasteful number, since it uses less digits than its factorization.

45771980447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411713.

The product of its (nonzero) digits is 7902720, while the sum is 56.

The spelling of 45771980447 in words is "forty-five billion, seven hundred seventy-one million, nine hundred eighty thousand, four hundred forty-seven".