133640362460 has 48 divisors (see below), whose sum is σ = 306209272320. Its totient is φ = 48588344640.

The previous prime is 133640362381. The next prime is 133640362477. The reversal of 133640362460 is 64263046331.

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, 1351217 + ... + 1446743.

It is an arithmetic number, because the mean of its divisors is an integer number (6379359840).

Almost surely, 2^133640362460 is an apocalyptic number.

133640362460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133640362460 is an abundant number, since it is smaller than the sum of its proper divisors (172568909860).

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

133640362460 is a wasteful number, since it uses less digits than its factorization.

133640362460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101906 (or 101904 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 133640362460 in words is "one hundred thirty-three billion, six hundred forty million, three hundred sixty-two thousand, four hundred sixty".