134524742520 has 128 divisors (see below), whose sum is σ = 461308608000. Its totient is φ = 30743118336.

The previous prime is 134524742509. The next prime is 134524742537. The reversal of 134524742520 is 25247425431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6667087 + ... + 6687233.

It is an arithmetic number, because the mean of its divisors is an integer number (3603973500).

Almost surely, 2^134524742520 is an apocalyptic number.

134524742520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134524742520 is an abundant number, since it is smaller than the sum of its proper divisors (326783865480).

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

134524742520 is a wasteful number, since it uses less digits than its factorization.

134524742520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28117 (or 28113 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 134524742520 in words is "one hundred thirty-four billion, five hundred twenty-four million, seven hundred forty-two thousand, five hundred twenty".