5447390040 has 48 divisors (see below), whose sum is σ = 17704018800. Its totient is φ = 1452637248.

The previous prime is 5447390023. The next prime is 5447390063. The reversal of 5447390040 is 400937445.

5447390040 is a `hidden beast` number, since 544 + 73 + 9 + 0 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5447389977 and 5447390004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7565460 + ... + 7566179.

It is an arithmetic number, because the mean of its divisors is an integer number (368833725).

Almost surely, 2^5447390040 is an apocalyptic number.

It is an amenable number.

5447390040 is an abundant number, since it is smaller than the sum of its proper divisors (12256628760).

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

5447390040 is a wasteful number, since it uses less digits than its factorization.

5447390040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15131656 (or 15131649 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 5447390040 is about 73806.4363047018. The cubic root of 5447390040 is about 1759.5278993741.

The spelling of 5447390040 in words is "five billion, four hundred forty-seven million, three hundred ninety thousand, forty".