1233045421455 has 64 divisors (see below), whose sum is σ = 2206983628800. Its totient is φ = 584200304640.

The previous prime is 1233045421441. The next prime is 1233045421561. The reversal of 1233045421455 is 5541245403321.

It is not a de Polignac number, because 1233045421455 - 2²³ = 1233037032847 is a prime.

It is a super-2 number, since 2×1233045421455² (a number of 25 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 63 ways as a sum of consecutive naturals, for example, 843441 + ... + 1782549.

It is an arithmetic number, because the mean of its divisors is an integer number (34484119200).

Almost surely, 2^{1233045421455} is an apocalyptic number.

1233045421455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1233045421455 is a deficient number, since it is larger than the sum of its proper divisors (973938207345).

1233045421455 is a wasteful number, since it uses less digits than its factorization.

1233045421455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939424.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 1233045421455 in words is "one trillion, two hundred thirty-three billion, forty-five million, four hundred twenty-one thousand, four hundred fifty-five".