67928910135 has 16 divisors (see below), whose sum is σ = 109087319040. Its totient is φ = 36095064480.

The previous prime is 67928910121. The next prime is 67928910149. The reversal of 67928910135 is 53101982976.

It is an interprime number because it is at equal distance from previous prime (67928910121) and next prime (67928910149).

It is not a de Polignac number, because 67928910135 - 2⁹ = 67928909623 is a prime.

It is a super-2 number, since 2×67928910135² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8351275 + ... + 8359404.

It is an arithmetic number, because the mean of its divisors is an integer number (6817957440).

Almost surely, 2^67928910135 is an apocalyptic number.

67928910135 is a deficient number, since it is larger than the sum of its proper divisors (41158408905).

67928910135 is a wasteful number, since it uses less digits than its factorization.

67928910135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16710958.

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 67928910135 in words is "sixty-seven billion, nine hundred twenty-eight million, nine hundred ten thousand, one hundred thirty-five".