6214554540 has 36 divisors (see below), whose sum is σ = 18850815984. Its totient is φ = 1657214496.

The previous prime is 6214554539. The next prime is 6214554551. The reversal of 6214554540 is 454554126.

6214554540 is a `hidden beast` number, since 6 + 21 + 45 + 54 + 540 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×6214554540² = 77241376261269223200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6214554495 and 6214554504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17262472 + ... + 17262831.

Almost surely, 2^6214554540 is an apocalyptic number.

6214554540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6214554540 is an abundant number, since it is smaller than the sum of its proper divisors (12636261444).

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

6214554540 is a wasteful number, since it uses less digits than its factorization.

6214554540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34525318 (or 34525313 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 6214554540 is about 78832.4459851399. The cubic root of 6214554540 is about 1838.5269539169.

The spelling of 6214554540 in words is "six billion, two hundred fourteen million, five hundred fifty-four thousand, five hundred forty".