105072500738 has 4 divisors (see below), whose sum is σ = 157608751110. Its totient is φ = 52536250368.

The previous prime is 105072500719. The next prime is 105072500759. The reversal of 105072500738 is 837005270501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837005270501 = 2857 ⋅292966493.

It can be written as a sum of positive squares in only one way, i.e., 84496606489 + 20575894249 = 290683^2 + 143443^2 .

It is a super-2 number, since 2×105072500738² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26268125183 + ... + 26268125186.

Almost surely, 2^105072500738 is an apocalyptic number.

105072500738 is a deficient number, since it is larger than the sum of its proper divisors (52536250372).

105072500738 is an equidigital number, since it uses as much as digits as its factorization.

105072500738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52536250371.

The product of its (nonzero) digits is 58800, while the sum is 38.

The spelling of 105072500738 in words is "one hundred five billion, seventy-two million, five hundred thousand, seven hundred thirty-eight".