75401640433 has 8 divisors (see below), whose sum is σ = 87799215168. Its totient is φ = 63410543664.

The previous prime is 75401640409. The next prime is 75401640451. The reversal of 75401640433 is 33404610457.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75401640433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75401640392 and 75401640401.

It is not an unprimeable number, because it can be changed into a prime (75401640133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101619091 + ... + 101619832.

It is an arithmetic number, because the mean of its divisors is an integer number (10974901896).

Almost surely, 2^75401640433 is an apocalyptic number.

It is an amenable number.

75401640433 is a deficient number, since it is larger than the sum of its proper divisors (12397574735).

75401640433 is a wasteful number, since it uses less digits than its factorization.

75401640433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203238983.

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 75401640433 in words is "seventy-five billion, four hundred one million, six hundred forty thousand, four hundred thirty-three".