45841447787 has 4 divisors (see below), whose sum is σ = 45845190360. Its totient is φ = 45837705216.

The previous prime is 45841447753. The next prime is 45841447823. The reversal of 45841447787 is 78774414854.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45841447787 - 2¹⁴ = 45841431403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45841447187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852853 + ... + 1877430.

It is an arithmetic number, because the mean of its divisors is an integer number (11461297590).

Almost surely, 2^45841447787 is an apocalyptic number.

45841447787 is a deficient number, since it is larger than the sum of its proper divisors (3742573).

45841447787 is a wasteful number, since it uses less digits than its factorization.

45841447787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742572.

The product of its digits is 28098560, while the sum is 59.

The spelling of 45841447787 in words is "forty-five billion, eight hundred forty-one million, four hundred forty-seven thousand, seven hundred eighty-seven".