67340134740 has 48 divisors (see below), whose sum is σ = 192109978368. Its totient is φ = 17618550144.

The previous prime is 67340134663. The next prime is 67340134747. The reversal of 67340134740 is 4743104376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67340134747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10584892 + ... + 10591251.

It is an arithmetic number, because the mean of its divisors is an integer number (4002291216).

Almost surely, 2^67340134740 is an apocalyptic number.

67340134740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67340134740 is an abundant number, since it is smaller than the sum of its proper divisors (124769843628).

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

67340134740 is a wasteful number, since it uses less digits than its factorization.

67340134740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21176208 (or 21176206 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The spelling of 67340134740 in words is "sixty-seven billion, three hundred forty million, one hundred thirty-four thousand, seven hundred forty".