67146535320 has 64 divisors (see below), whose sum is σ = 201456944640. Its totient is φ = 17904201600.

The previous prime is 67146535307. The next prime is 67146535343. The reversal of 67146535320 is 2353564176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2334225 + ... + 2362815.

It is an arithmetic number, because the mean of its divisors is an integer number (3147764760).

Almost surely, 2^67146535320 is an apocalyptic number.

67146535320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67146535320 is an abundant number, since it is smaller than the sum of its proper divisors (134310409320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67146535320 is a wasteful number, since it uses less digits than its factorization.

67146535320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48176 (or 48172 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 67146535320 in words is "sixty-seven billion, one hundred forty-six million, five hundred thirty-five thousand, three hundred twenty".