134425016205987 has 32 divisors (see below), whose sum is σ = 193503229710336. Its totient is φ = 82516287369600.

The previous prime is 134425016205937. The next prime is 134425016206001. The reversal of 134425016205987 is 789502610524431.

It is a happy number.

It is not a de Polignac number, because 134425016205987 - 2⁷ = 134425016205859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134425016205937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92959062 + ... + 94394052.

It is an arithmetic number, because the mean of its divisors is an integer number (6046975928448).

It is a 3-persistent number, because k⋅134425016205987 is pandigital for 1 ≤ k ≤ 3, but not for k = 4.

Almost surely, 2^{134425016205987} is an apocalyptic number.

134425016205987 is a deficient number, since it is larger than the sum of its proper divisors (59078213504349).

134425016205987 is a wasteful number, since it uses less digits than its factorization.

134425016205987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441011.

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 134425016205987 in words is "one hundred thirty-four trillion, four hundred twenty-five billion, sixteen million, two hundred five thousand, nine hundred eighty-seven".