6503551412 has 12 divisors (see below), whose sum is σ = 11394052320. Its totient is φ = 3248107896.

The previous prime is 6503551357. The next prime is 6503551441. The reversal of 6503551412 is 2141553056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912962 + ... + 920057.

It is an arithmetic number, because the mean of its divisors is an integer number (949504360).

Almost surely, 2^6503551412 is an apocalyptic number.

It is an amenable number.

6503551412 is a deficient number, since it is larger than the sum of its proper divisors (4890500908).

6503551412 is a wasteful number, since it uses less digits than its factorization.

6503551412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833910 (or 1833908 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 6503551412 is about 80644.5993976038. The cubic root of 6503551412 is about 1866.5954058822.

The spelling of 6503551412 in words is "six billion, five hundred three million, five hundred fifty-one thousand, four hundred twelve".