75333878747 has 8 divisors (see below), whose sum is σ = 75448105200. Its totient is φ = 75219709824.

The previous prime is 75333878729. The next prime is 75333878771. The reversal of 75333878747 is 74787833357.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 75333878747 - 2¹⁴ = 75333862363 is a prime.

It is a super-5 number, since 5×75333878747⁵ (a number of 56 digits) contains 55555 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75333878747.

It is not an unprimeable number, because it can be changed into a prime (75333878707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3104879 + ... + 3129047.

It is an arithmetic number, because the mean of its divisors is an integer number (9431013150).

Almost surely, 2^75333878747 is an apocalyptic number.

75333878747 is a deficient number, since it is larger than the sum of its proper divisors (114226453).

75333878747 is a wasteful number, since it uses less digits than its factorization.

75333878747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28765.

The product of its digits is 82978560, while the sum is 62.

The spelling of 75333878747 in words is "seventy-five billion, three hundred thirty-three million, eight hundred seventy-eight thousand, seven hundred forty-seven".