6840025522 has 16 divisors (see below), whose sum is σ = 11679412032. Its totient is φ = 2973923920.

The previous prime is 6840025501. The next prime is 6840025529. The reversal of 6840025522 is 2255200486.

It is a super-2 number, since 2×6840025522² = 93571898283222744968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6840025529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6758413 + ... + 6759424.

It is an arithmetic number, because the mean of its divisors is an integer number (729963252).

Almost surely, 2^6840025522 is an apocalyptic number.

6840025522 is a deficient number, since it is larger than the sum of its proper divisors (4839386510).

6840025522 is a wasteful number, since it uses less digits than its factorization.

6840025522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13517873.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 6840025522 is about 82704.4468091045. The cubic root of 6840025522 is about 1898.2463525670.

The spelling of 6840025522 in words is "six billion, eight hundred forty million, twenty-five thousand, five hundred twenty-two".