51336153436 has 12 divisors (see below), whose sum is σ = 89841241000. Its totient is φ = 25667227440.

The previous prime is 51336153413. The next prime is 51336153439. The reversal of 51336153436 is 63435163315.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51336153439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64950 + ... + 326941.

Almost surely, 2^51336153436 is an apocalyptic number.

It is an amenable number.

51336153436 is a deficient number, since it is larger than the sum of its proper divisors (38505087564).

51336153436 is a wasteful number, since it uses less digits than its factorization.

51336153436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424644 (or 424642 counting only the distinct ones).

The product of its digits is 291600, while the sum is 40.

The spelling of 51336153436 in words is "fifty-one billion, three hundred thirty-six million, one hundred fifty-three thousand, four hundred thirty-six".