6214920540 has 96 divisors (see below), whose sum is σ = 17541437760. Its totient is φ = 1644066816.

The previous prime is 6214920533. The next prime is 6214920557. The reversal of 6214920540 is 450294126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6015864 + ... + 6016896.

It is an arithmetic number, because the mean of its divisors is an integer number (182723310).

Almost surely, 2^6214920540 is an apocalyptic number.

6214920540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6214920540 is an abundant number, since it is smaller than the sum of its proper divisors (11326517220).

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

6214920540 is a wasteful number, since it uses less digits than its factorization.

6214920540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751 (or 1749 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 6214920540 is about 78834.7673301571. The cubic root of 6214920540 is about 1838.5630459463.

The spelling of 6214920540 in words is "six billion, two hundred fourteen million, nine hundred twenty thousand, five hundred forty".