75168308153 has 4 divisors (see below), whose sum is σ = 78436495488. Its totient is φ = 71900120820.

The previous prime is 75168308147. The next prime is 75168308197. The reversal of 75168308153 is 35180386157.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75168308153 - 2⁸ = 75168307897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75168308098 and 75168308107.

It is not an unprimeable number, because it can be changed into a prime (75168308113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1634093633 + ... + 1634093678.

It is an arithmetic number, because the mean of its divisors is an integer number (19609123872).

Almost surely, 2^75168308153 is an apocalyptic number.

It is an amenable number.

75168308153 is a deficient number, since it is larger than the sum of its proper divisors (3268187335).

75168308153 is a wasteful number, since it uses less digits than its factorization.

75168308153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268187334.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 75168308153 in words is "seventy-five billion, one hundred sixty-eight million, three hundred eight thousand, one hundred fifty-three".