134802091388 has 24 divisors (see below), whose sum is σ = 240943567872. Its totient is φ = 65961318384.

The previous prime is 134802091357. The next prime is 134802091397. The reversal of 134802091388 is 883190208431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911145 + ... + 2957087.

It is an arithmetic number, because the mean of its divisors is an integer number (10039315328).

Almost surely, 2^134802091388 is an apocalyptic number.

It is an amenable number.

134802091388 is a deficient number, since it is larger than the sum of its proper divisors (106141476484).

134802091388 is a wasteful number, since it uses less digits than its factorization.

134802091388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61601 (or 61599 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The spelling of 134802091388 in words is "one hundred thirty-four billion, eight hundred two million, ninety-one thousand, three hundred eighty-eight".