134148754877680 has 40 divisors (see below), whose sum is σ = 312274829551392. Its totient is φ = 53594302043904.

The previous prime is 134148754877629. The next prime is 134148754877689. The reversal of 134148754877680 is 86778457841431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (73) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134148754877689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018682299 + ... + 1018813978.

Almost surely, 2^{134148754877680} is an apocalyptic number.

134148754877680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134148754877680 is an abundant number, since it is smaller than the sum of its proper divisors (178126074673712).

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

134148754877680 is a wasteful number, since it uses less digits than its factorization.

134148754877680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037497113 (or 2037497107 counting only the distinct ones).

The product of its (nonzero) digits is 1011548160, while the sum is 73.

The spelling of 134148754877680 in words is "one hundred thirty-four trillion, one hundred forty-eight billion, seven hundred fifty-four million, eight hundred seventy-seven thousand, six hundred eighty".