12003764455 has 16 divisors (see below), whose sum is σ = 14635660608. Its totient is φ = 9449440000.

The previous prime is 12003764449. The next prime is 12003764467. The reversal of 12003764455 is 55446730021.

It is not a de Polignac number, because 12003764455 - 2²⁵ = 11970210023 is a prime.

It is a super-2 number, since 2×12003764455² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 152505 + ... + 217405.

It is an arithmetic number, because the mean of its divisors is an integer number (914728788).

Almost surely, 2^12003764455 is an apocalyptic number.

12003764455 is a deficient number, since it is larger than the sum of its proper divisors (2631896153).

12003764455 is an equidigital number, since it uses as much as digits as its factorization.

12003764455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65498.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 12003764455 in words is "twelve billion, three million, seven hundred sixty-four thousand, four hundred fifty-five".