71493750134 has 4 divisors (see below), whose sum is σ = 107240625204. Its totient is φ = 35746875066.

The previous prime is 71493750127. The next prime is 71493750157. The reversal of 71493750134 is 43105739417.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×71493750134² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17873437532 + ... + 17873437535.

It is an arithmetic number, because the mean of its divisors is an integer number (26810156301).

Almost surely, 2^71493750134 is an apocalyptic number.

71493750134 is a deficient number, since it is larger than the sum of its proper divisors (35746875070).

71493750134 is a wasteful number, since it uses less digits than its factorization.

71493750134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35746875069.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 71493750134 in words is "seventy-one billion, four hundred ninety-three million, seven hundred fifty thousand, one hundred thirty-four".