134621503635540 has 24 divisors (see below), whose sum is σ = 376940210179680. Its totient is φ = 35899067636128.

The previous prime is 134621503635539. The next prime is 134621503635547. The reversal of 134621503635540 is 45536305126431.

It is a self number, because there is not a number n which added to its sum of digits gives 134621503635540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134621503635547) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1121845863570 + ... + 1121845863689.

It is an arithmetic number, because the mean of its divisors is an integer number (15705842090820).

Almost surely, 2^{134621503635540} is an apocalyptic number.

134621503635540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134621503635540 is an abundant number, since it is smaller than the sum of its proper divisors (242318706544140).

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

134621503635540 is a wasteful number, since it uses less digits than its factorization.

134621503635540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243691727271 (or 2243691727269 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 134621503635540 in words is "one hundred thirty-four trillion, six hundred twenty-one billion, five hundred three million, six hundred thirty-five thousand, five hundred forty".