67554117345253 has 16 divisors (see below), whose sum is σ = 84248845401600. Its totient is φ = 52623615538800.

The previous prime is 67554117345241. The next prime is 67554117345271. The reversal of 67554117345253 is 35254371145576.

It is a cyclic number.

It is not a de Polignac number, because 67554117345253 - 2²¹ = 67554115248101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67554117345203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132714483 + ... + 133222528.

It is an arithmetic number, because the mean of its divisors is an integer number (5265552837600).

Almost surely, 2^{67554117345253} is an apocalyptic number.

It is an amenable number.

67554117345253 is a deficient number, since it is larger than the sum of its proper divisors (16694728056347).

67554117345253 is a wasteful number, since it uses less digits than its factorization.

67554117345253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265940328.

The product of its digits is 52920000, while the sum is 58.

The spelling of 67554117345253 in words is "sixty-seven trillion, five hundred fifty-four billion, one hundred seventeen million, three hundred forty-five thousand, two hundred fifty-three".