6211455406 has 12 divisors (see below), whose sum is σ = 10089021312. Its totient is φ = 2866825416.

The previous prime is 6211455403. The next prime is 6211455413. The reversal of 6211455406 is 6045541126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6211455403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9188206 + ... + 9188881.

It is an arithmetic number, because the mean of its divisors is an integer number (840751776).

Almost surely, 2^6211455406 is an apocalyptic number.

6211455406 is a deficient number, since it is larger than the sum of its proper divisors (3877565906).

6211455406 is a wasteful number, since it uses less digits than its factorization.

6211455406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18377115 (or 18377102 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 6211455406 is about 78812.7870716421. The cubic root of 6211455406 is about 1838.2212849817.

The spelling of 6211455406 in words is "six billion, two hundred eleven million, four hundred fifty-five thousand, four hundred six".