75251055136406 has 32 divisors (see below), whose sum is σ = 115885674749952. Its totient is φ = 36630946901440.

The previous prime is 75251055136399. The next prime is 75251055136423. The reversal of 75251055136406 is 60463155015257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758093930 + ... + 758193186.

It is an arithmetic number, because the mean of its divisors is an integer number (3621427335936).

Almost surely, 2^{75251055136406} is an apocalyptic number.

75251055136406 is a deficient number, since it is larger than the sum of its proper divisors (40634619613546).

75251055136406 is a wasteful number, since it uses less digits than its factorization.

75251055136406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141724.

The product of its (nonzero) digits is 3780000, while the sum is 50.

The spelling of 75251055136406 in words is "seventy-five trillion, two hundred fifty-one billion, fifty-five million, one hundred thirty-six thousand, four hundred six".