65426456 has 8 divisors (see below), whose sum is σ = 122674620. Its totient is φ = 32713224.

The previous prime is 65426423. The next prime is 65426479. The reversal of 65426456 is 65462456.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×65426456² = 8561242289439872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4089146 + ... + 4089161.

Almost surely, 2^65426456 is an apocalyptic number.

It is an amenable number.

65426456 is a deficient number, since it is larger than the sum of its proper divisors (57248164).

65426456 is a wasteful number, since it uses less digits than its factorization.

65426456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8178313 (or 8178309 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 65426456 is about 8088.6621885204. The cubic root of 65426456 is about 402.9499739844.

The spelling of 65426456 in words is "sixty-five million, four hundred twenty-six thousand, four hundred fifty-six".