68532896751 has 8 divisors (see below), whose sum is σ = 99684213504. Its totient is φ = 41535088920.

The previous prime is 68532896743. The next prime is 68532896753. The reversal of 68532896751 is 15769823586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68532896751 - 2³ = 68532896743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68532896753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1038377191 + ... + 1038377256.

It is an arithmetic number, because the mean of its divisors is an integer number (12460526688).

Almost surely, 2^68532896751 is an apocalyptic number.

68532896751 is a deficient number, since it is larger than the sum of its proper divisors (31151316753).

68532896751 is a wasteful number, since it uses less digits than its factorization.

68532896751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076754461.

The product of its digits is 21772800, while the sum is 60.

The spelling of 68532896751 in words is "sixty-eight billion, five hundred thirty-two million, eight hundred ninety-six thousand, seven hundred fifty-one".