135078197346 has 80 divisors (see below), whose sum is σ = 326726136000. Its totient is φ = 41583259872.

The previous prime is 135078197281. The next prime is 135078197357. The reversal of 135078197346 is 643791870531.

135078197346 is a `hidden beast` number, since 1 + 3 + 507 + 8 + 1 + 97 + 3 + 46 = 666.

It is a super-2 number, since 2×135078197346² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 135078197292 and 135078197301.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 516996 + ... + 733103.

It is an arithmetic number, because the mean of its divisors is an integer number (4084076700).

Almost surely, 2^135078197346 is an apocalyptic number.

135078197346 is an abundant number, since it is smaller than the sum of its proper divisors (191647938654).

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

135078197346 is a wasteful number, since it uses less digits than its factorization.

135078197346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250165 (or 1250156 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 135078197346 in words is "one hundred thirty-five billion, seventy-eight million, one hundred ninety-seven thousand, three hundred forty-six".