134919969842 has 16 divisors (see below), whose sum is σ = 233338205952. Its totient is φ = 57311136960.

The previous prime is 134919969839. The next prime is 134919969851. The reversal of 134919969842 is 248969919431.

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, 42640634 + ... + 42643797.

It is an arithmetic number, because the mean of its divisors is an integer number (14583637872).

Almost surely, 2^134919969842 is an apocalyptic number.

134919969842 is a deficient number, since it is larger than the sum of its proper divisors (98418236110).

134919969842 is a wasteful number, since it uses less digits than its factorization.

134919969842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85284553.

The product of its digits is 30233088, while the sum is 65.

The spelling of 134919969842 in words is "one hundred thirty-four billion, nine hundred nineteen million, nine hundred sixty-nine thousand, eight hundred forty-two".