76545434502001 has 4 divisors (see below), whose sum is σ = 76545460044400. Its totient is φ = 76545408959604.

The previous prime is 76545434501993. The next prime is 76545434502037. The reversal of 76545434502001 is 10020543454567.

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 76545434502001 - 2³ = 76545434501993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76545434502301) 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, 7569891 + ... + 14504968.

It is an arithmetic number, because the mean of its divisors is an integer number (19136365011100).

Almost surely, 2^{76545434502001} is an apocalyptic number.

It is an amenable number.

76545434502001 is a deficient number, since it is larger than the sum of its proper divisors (25542399).

76545434502001 is a wasteful number, since it uses less digits than its factorization.

76545434502001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25542398.

The product of its (nonzero) digits is 2016000, while the sum is 46.

Adding to 76545434502001 its reverse (10020543454567), we get a palindrome (86565977956568).

The spelling of 76545434502001 in words is "seventy-six trillion, five hundred forty-five billion, four hundred thirty-four million, five hundred two thousand, one".