134620045551 has 24 divisors (see below), whose sum is σ = 201720879360. Its totient is φ = 89716519512.

The previous prime is 134620045531. The next prime is 134620045561. The reversal of 134620045551 is 155540026431.

134620045551 is a `hidden beast` number, since 1 + 3 + 4 + 62 + 0 + 0 + 45 + 551 = 666.

It is not a de Polignac number, because 134620045551 - 2⁶ = 134620045487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134620045531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 642960 + ... + 826218.

It is an arithmetic number, because the mean of its divisors is an integer number (8405036640).

Almost surely, 2^134620045551 is an apocalyptic number.

134620045551 is a deficient number, since it is larger than the sum of its proper divisors (67100833809).

134620045551 is an equidigital number, since it uses as much as digits as its factorization.

134620045551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186297 (or 186285 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 134620045551 in words is "one hundred thirty-four billion, six hundred twenty million, forty-five thousand, five hundred fifty-one".