33454145455 has 16 divisors (see below), whose sum is σ = 40533333120. Its totient is φ = 26504574112.

The previous prime is 33454145377. The next prime is 33454145471. The reversal of 33454145455 is 55454145433.

It is a cyclic number.

It is not a de Polignac number, because 33454145455 - 2⁷ = 33454145327 is a prime.

It is a super-2 number, since 2×33454145455² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 2013492 + ... + 2030038.

It is an arithmetic number, because the mean of its divisors is an integer number (2533333320).

Almost surely, 2^33454145455 is an apocalyptic number.

33454145455 is a deficient number, since it is larger than the sum of its proper divisors (7079187665).

33454145455 is a wasteful number, since it uses less digits than its factorization.

33454145455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20438.

The product of its digits is 1440000, while the sum is 43.

The spelling of 33454145455 in words is "thirty-three billion, four hundred fifty-four million, one hundred forty-five thousand, four hundred fifty-five".