6554371015 has 4 divisors (see below), whose sum is σ = 7865245224. Its totient is φ = 5243496808.

The previous prime is 6554371009. The next prime is 6554371037. The reversal of 6554371015 is 5101734556.

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 6554371015 - 2¹³ = 6554362823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655437097 + ... + 655437106.

It is an arithmetic number, because the mean of its divisors is an integer number (1966311306).

Almost surely, 2^6554371015 is an apocalyptic number.

6554371015 is a deficient number, since it is larger than the sum of its proper divisors (1310874209).

6554371015 is a wasteful number, since it uses less digits than its factorization.

6554371015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310874208.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 6554371015 is about 80959.0699983640. The cubic root of 6554371015 is about 1871.4447369983. Note that the first 3 decimals are identical.

The spelling of 6554371015 in words is "six billion, five hundred fifty-four million, three hundred seventy-one thousand, fifteen".