75465421273642 has 16 divisors (see below), whose sum is σ = 116857404460800. Its totient is φ = 36513113951520.

The previous prime is 75465421273639. The next prime is 75465421273651. The reversal of 75465421273642 is 24637212456457.

It is a super-3 number, since 3×75465421273642³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 39261667 + ... + 41138902.

It is an arithmetic number, because the mean of its divisors is an integer number (7303587778800).

Almost surely, 2^{75465421273642} is an apocalyptic number.

75465421273642 is a deficient number, since it is larger than the sum of its proper divisors (41391983187158).

75465421273642 is a wasteful number, since it uses less digits than its factorization.

75465421273642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80415741.

The product of its digits is 67737600, while the sum is 58.

The spelling of 75465421273642 in words is "seventy-five trillion, four hundred sixty-five billion, four hundred twenty-one million, two hundred seventy-three thousand, six hundred forty-two".