5481861015 has 16 divisors (see below), whose sum is σ = 8772517728. Its totient is φ = 2923145856.

The previous prime is 5481860959. The next prime is 5481861043. The reversal of 5481861015 is 5101681845.

It is not a de Polignac number, because 5481861015 - 2¹⁰ = 5481859991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65829 + ... + 123681.

It is an arithmetic number, because the mean of its divisors is an integer number (548282358).

Almost surely, 2^5481861015 is an apocalyptic number.

5481861015 is a deficient number, since it is larger than the sum of its proper divisors (3290656713).

5481861015 is a wasteful number, since it uses less digits than its factorization.

5481861015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64178.

The product of its (nonzero) digits is 38400, while the sum is 39.

The square root of 5481861015 is about 74039.5908619166. The cubic root of 5481861015 is about 1763.2315172798.

The spelling of 5481861015 in words is "five billion, four hundred eighty-one million, eight hundred sixty-one thousand, fifteen".