135439375846 has 8 divisors (see below), whose sum is σ = 203670800640. Its totient is φ = 67549108968.

The previous prime is 135439375837. The next prime is 135439375849. The reversal of 135439375846 is 648573934531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135439375849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85288486 + ... + 85290073.

It is an arithmetic number, because the mean of its divisors is an integer number (25458850080).

Almost surely, 2^135439375846 is an apocalyptic number.

135439375846 is a deficient number, since it is larger than the sum of its proper divisors (68231424794).

135439375846 is a wasteful number, since it uses less digits than its factorization.

135439375846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170578958.

The product of its digits is 32659200, while the sum is 58.

The spelling of 135439375846 in words is "one hundred thirty-five billion, four hundred thirty-nine million, three hundred seventy-five thousand, eight hundred forty-six".