134690963520 has 224 divisors, whose sum is σ = 452495594880. Its totient is φ = 33849999360.

The previous prime is 134690963513. The next prime is 134690963531. The reversal of 134690963520 is 25369096431.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 134690963520.

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, 3501190 + ... + 3539450.

It is an arithmetic number, because the mean of its divisors is an integer number (2020069620).

Almost surely, 2^134690963520 is an apocalyptic number.

134690963520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134690963520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226247797440).

134690963520 is an abundant number, since it is smaller than the sum of its proper divisors (317804631360).

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

134690963520 is a wasteful number, since it uses less digits than its factorization.

134690963520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38493 (or 38483 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 48.

The spelling of 134690963520 in words is "one hundred thirty-four billion, six hundred ninety million, nine hundred sixty-three thousand, five hundred twenty".