134969471941976 has 96 divisors (see below), whose sum is σ = 299117748736800. Its totient is φ = 56917306414080.

The previous prime is 134969471941903. The next prime is 134969471942017. The reversal of 134969471941976 is 679149174969431.

It is a self number, because there is not a number n which added to its sum of digits gives 134969471941976.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9402800 + ... + 18930176.

It is an arithmetic number, because the mean of its divisors is an integer number (3115809882675).

Almost surely, 2^{134969471941976} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134969471941976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149558874368400).

134969471941976 is an abundant number, since it is smaller than the sum of its proper divisors (164148276794824).

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

134969471941976 is a wasteful number, since it uses less digits than its factorization.

134969471941976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527977 (or 9527966 counting only the distinct ones).

The product of its digits is 2222131968, while the sum is 80.

The spelling of 134969471941976 in words is "one hundred thirty-four trillion, nine hundred sixty-nine billion, four hundred seventy-one million, nine hundred forty-one thousand, nine hundred seventy-six".