75132396451 has 4 divisors (see below), whose sum is σ = 85865595952. Its totient is φ = 64399196952.

The previous prime is 75132396397. The next prime is 75132396509. The reversal of 75132396451 is 15469323157.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75132396451 - 2⁹ = 75132395939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75132396151) 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, 5366599740 + ... + 5366599753.

It is an arithmetic number, because the mean of its divisors is an integer number (21466398988).

Almost surely, 2^75132396451 is an apocalyptic number.

75132396451 is a deficient number, since it is larger than the sum of its proper divisors (10733199501).

75132396451 is a wasteful number, since it uses less digits than its factorization.

75132396451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733199500.

The product of its digits is 680400, while the sum is 46.

The spelling of 75132396451 in words is "seventy-five billion, one hundred thirty-two million, three hundred ninety-six thousand, four hundred fifty-one".