736428505433 has 48 divisors (see below), whose sum is σ = 835686875520. Its totient is φ = 646406272512.

The previous prime is 736428505429. The next prime is 736428505451. The reversal of 736428505433 is 334505824637.

It is a happy number.

It is not a de Polignac number, because 736428505433 - 2² = 736428505429 is a prime.

It is a super-2 number, since 2×736428505433² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (736428505493) 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 47 ways as a sum of consecutive naturals, for example, 77685788 + ... + 77695266.

It is an arithmetic number, because the mean of its divisors is an integer number (17410143240).

Almost surely, 2^736428505433 is an apocalyptic number.

It is an amenable number.

736428505433 is a deficient number, since it is larger than the sum of its proper divisors (99258370087).

736428505433 is a wasteful number, since it uses less digits than its factorization.

736428505433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9758 (or 9735 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 736428505433 in words is "seven hundred thirty-six billion, four hundred twenty-eight million, five hundred five thousand, four hundred thirty-three".