88691967106 has 4 divisors (see below), whose sum is σ = 133037950662. Its totient is φ = 44345983552.

The previous prime is 88691967071. The next prime is 88691967113. The reversal of 88691967106 is 60176919688.

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

It can be written as a sum of positive squares in only one way, i.e., 76374296881 + 12317670225 = 276359^2 + 110985^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22172991775 + ... + 22172991778.

Almost surely, 2^88691967106 is an apocalyptic number.

88691967106 is a deficient number, since it is larger than the sum of its proper divisors (44345983556).

88691967106 is a wasteful number, since it uses less digits than its factorization.

88691967106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44345983555.

The product of its (nonzero) digits is 7838208, while the sum is 61.

The spelling of 88691967106 in words is "eighty-eight billion, six hundred ninety-one million, nine hundred sixty-seven thousand, one hundred six".