5481204639 has 8 divisors (see below), whose sum is σ = 7341046272. Its totient is φ = 3637749720.

The previous prime is 5481204613. The next prime is 5481204647. The reversal of 5481204639 is 9364021845.

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

It is not a de Polignac number, because 5481204639 - 2²⁵ = 5447650207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5481204639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5481204649) 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, 4095897 + ... + 4097234.

It is an arithmetic number, because the mean of its divisors is an integer number (917630784).

Almost surely, 2^5481204639 is an apocalyptic number.

5481204639 is a deficient number, since it is larger than the sum of its proper divisors (1859841633).

5481204639 is a wasteful number, since it uses less digits than its factorization.

5481204639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8193357.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 5481204639 is about 74035.1581277436. The cubic root of 5481204639 is about 1763.1611403863.

The spelling of 5481204639 in words is "five billion, four hundred eighty-one million, two hundred four thousand, six hundred thirty-nine".