126653764 has 24 divisors (see below), whose sum is σ = 224985600. Its totient is φ = 62377920.

The previous prime is 126653743. The next prime is 126653783. The reversal of 126653764 is 467356621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127309 + ... + 128299.

It is an arithmetic number, because the mean of its divisors is an integer number (9374400).

Almost surely, 2^126653764 is an apocalyptic number.

It is an amenable number.

126653764 is a deficient number, since it is larger than the sum of its proper divisors (98331836).

126653764 is a wasteful number, since it uses less digits than its factorization.

126653764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1441 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 126653764 is about 11254.0554468156. The cubic root of 126653764 is about 502.1953653013.

The spelling of 126653764 in words is "one hundred twenty-six million, six hundred fifty-three thousand, seven hundred sixty-four".