135042265553 has 8 divisors (see below), whose sum is σ = 145966778496. Its totient is φ = 124194416400.

The previous prime is 135042265549. The next prime is 135042265609. The reversal of 135042265553 is 355562240531.

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

It is a cyclic number.

It is not a de Polignac number, because 135042265553 - 2² = 135042265549 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135042265553.

It is not an unprimeable number, because it can be changed into a prime (135042265153) 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, 19162283 + ... + 19169328.

It is an arithmetic number, because the mean of its divisors is an integer number (18245847312).

Almost surely, 2^135042265553 is an apocalyptic number.

135042265553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135042265553 is a deficient number, since it is larger than the sum of its proper divisors (10924512943).

135042265553 is a wasteful number, since it uses less digits than its factorization.

135042265553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38331895.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 135042265553 in words is "one hundred thirty-five billion, forty-two million, two hundred sixty-five thousand, five hundred fifty-three".