134556427433770 has 32 divisors (see below), whose sum is σ = 242609340758400. Its totient is φ = 53731957656000.

The previous prime is 134556427433761. The next prime is 134556427433797. The reversal of 134556427433770 is 77334724655431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 134556427433699 and 134556427433708.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637835529 + ... + 638046451.

It is an arithmetic number, because the mean of its divisors is an integer number (7581541898700).

Almost surely, 2^{134556427433770} is an apocalyptic number.

134556427433770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134556427433770 is a deficient number, since it is larger than the sum of its proper divisors (108052913324630).

134556427433770 is a wasteful number, since it uses less digits than its factorization.

134556427433770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318030.

The product of its (nonzero) digits is 177811200, while the sum is 61.

The spelling of 134556427433770 in words is "one hundred thirty-four trillion, five hundred fifty-six billion, four hundred twenty-seven million, four hundred thirty-three thousand, seven hundred seventy".