5421023040 has 56 divisors (see below), whose sum is σ = 17211751200. Its totient is φ = 1445605888.

The previous prime is 5421023039. The next prime is 5421023059. The reversal of 5421023040 is 403201245.

It is a junction number, because it is equal to n+sod(n) for n = 5421022998 and 5421023016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2822490 + ... + 2824409.

It is an arithmetic number, because the mean of its divisors is an integer number (307352700).

Almost surely, 2^5421023040 is an apocalyptic number.

It is an amenable number.

5421023040 is an abundant number, since it is smaller than the sum of its proper divisors (11790728160).

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

5421023040 is a wasteful number, since it uses less digits than its factorization.

5421023040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5646919 (or 5646909 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 5421023040 is about 73627.5970000380. The cubic root of 5421023040 is about 1756.6844259257.

Adding to 5421023040 its reverse (403201245), we get a palindrome (5824224285).

The spelling of 5421023040 in words is "five billion, four hundred twenty-one million, twenty-three thousand, forty".