73451873625423 has 32 divisors (see below), whose sum is σ = 98774995329024. Its totient is φ = 48548877092352.

The previous prime is 73451873625407. The next prime is 73451873625463. The reversal of 73451873625423 is 32452637815437.

It is not a de Polignac number, because 73451873625423 - 2⁴ = 73451873625407 is a prime.

It is a super-2 number, since 2×73451873625423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73451873625463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4574437611 + ... + 4574453667.

It is an arithmetic number, because the mean of its divisors is an integer number (3086718604032).

Almost surely, 2^{73451873625423} is an apocalyptic number.

73451873625423 is a deficient number, since it is larger than the sum of its proper divisors (25323121703601).

73451873625423 is a wasteful number, since it uses less digits than its factorization.

73451873625423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23711.

The product of its digits is 101606400, while the sum is 60.

The spelling of 73451873625423 in words is "seventy-three trillion, four hundred fifty-one billion, eight hundred seventy-three million, six hundred twenty-five thousand, four hundred twenty-three".