75638250158 has 16 divisors (see below), whose sum is σ = 114204467904. Its totient is φ = 37570197600.

The previous prime is 75638250119. The next prime is 75638250197. The reversal of 75638250158 is 85105283657.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (75638250119) and next prime (75638250197).

It is a super-2 number, since 2×75638250158² (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 in 7 ways as a sum of consecutive naturals, for example, 1608683 + ... + 1655033.

It is an arithmetic number, because the mean of its divisors is an integer number (7137779244).

Almost surely, 2^75638250158 is an apocalyptic number.

75638250158 is a deficient number, since it is larger than the sum of its proper divisors (38566217746).

75638250158 is a wasteful number, since it uses less digits than its factorization.

75638250158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51707.

The product of its (nonzero) digits is 2016000, while the sum is 50.

The spelling of 75638250158 in words is "seventy-five billion, six hundred thirty-eight million, two hundred fifty thousand, one hundred fifty-eight".