134655621542 has 8 divisors (see below), whose sum is σ = 217520619456. Its totient is φ = 62148748392.

The previous prime is 134655621473. The next prime is 134655621547. The reversal of 134655621542 is 245126556431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 134655621493 and 134655621502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134655621547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2589531158 + ... + 2589531209.

It is an arithmetic number, because the mean of its divisors is an integer number (27190077432).

Almost surely, 2^134655621542 is an apocalyptic number.

134655621542 is a deficient number, since it is larger than the sum of its proper divisors (82864997914).

134655621542 is a wasteful number, since it uses less digits than its factorization.

134655621542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5179062382.

The product of its digits is 864000, while the sum is 44.

The spelling of 134655621542 in words is "one hundred thirty-four billion, six hundred fifty-five million, six hundred twenty-one thousand, five hundred forty-two".