75145604819 has 2 divisors, whose sum is σ = 75145604820. Its totient is φ = 75145604818.

The previous prime is 75145604791. The next prime is 75145604857. The reversal of 75145604819 is 91840654157.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75145604819 - 2³⁶ = 6426128083 is a prime.

It is a super-2 number, since 2×75145604819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75145604419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37572802409 + 37572802410.

It is an arithmetic number, because the mean of its divisors is an integer number (37572802410).

Almost surely, 2^75145604819 is an apocalyptic number.

75145604819 is a deficient number, since it is larger than the sum of its proper divisors (1).

75145604819 is an equidigital number, since it uses as much as digits as its factorization.

75145604819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 75145604819 in words is "seventy-five billion, one hundred forty-five million, six hundred four thousand, eight hundred nineteen".