73542472601 has 4 divisors (see below), whose sum is σ = 79199585892. Its totient is φ = 67885359312.

The previous prime is 73542472589. The next prime is 73542472609. The reversal of 73542472601 is 10627424537.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10627424537 = 103 ⋅103178879.

It can be written as a sum of positive squares in 2 ways, for example, as 42384927376 + 31157545225 = 205876^2 + 176515^2 .

It is a cyclic number.

It is not a de Polignac number, because 73542472601 - 2¹⁰ = 73542471577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73542472609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2828556626 + ... + 2828556651.

It is an arithmetic number, because the mean of its divisors is an integer number (19799896473).

Almost surely, 2^73542472601 is an apocalyptic number.

It is an amenable number.

73542472601 is a deficient number, since it is larger than the sum of its proper divisors (5657113291).

73542472601 is a wasteful number, since it uses less digits than its factorization.

73542472601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657113290.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 73542472601 in words is "seventy-three billion, five hundred forty-two million, four hundred seventy-two thousand, six hundred one".