6514516020 has 24 divisors (see below), whose sum is σ = 18240645024. Its totient is φ = 1737204256.

The previous prime is 6514516009. The next prime is 6514516031. The reversal of 6514516020 is 206154156.

It is an interprime number because it is at equal distance from previous prime (6514516009) and next prime (6514516031).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 54287574 + ... + 54287693.

It is an arithmetic number, because the mean of its divisors is an integer number (760026876).

Almost surely, 2^6514516020 is an apocalyptic number.

6514516020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6514516020 is an abundant number, since it is smaller than the sum of its proper divisors (11726129004).

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

6514516020 is a wasteful number, since it uses less digits than its factorization.

6514516020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108575279 (or 108575277 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 6514516020 is about 80712.5518119704. The cubic root of 6514516020 is about 1867.6438072155.

The spelling of 6514516020 in words is "six billion, five hundred fourteen million, five hundred sixteen thousand, twenty".