67732107642 has 96 divisors (see below), whose sum is σ = 159262728768. Its totient is φ = 20720706048.

The previous prime is 67732107623. The next prime is 67732107691. The reversal of 67732107642 is 24670123776.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8588233 + ... + 8596115.

It is an arithmetic number, because the mean of its divisors is an integer number (1658986758).

Almost surely, 2^67732107642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67732107642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79631364384).

67732107642 is an abundant number, since it is smaller than the sum of its proper divisors (91530621126).

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

67732107642 is a wasteful number, since it uses less digits than its factorization.

67732107642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8604 (or 8601 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 67732107642 in words is "sixty-seven billion, seven hundred thirty-two million, one hundred seven thousand, six hundred forty-two".