12554454045435 has 16 divisors (see below), whose sum is σ = 20087363073024. Its totient is φ = 6695629957472.

The previous prime is 12554454045431. The next prime is 12554454045473. The reversal of 12554454045435 is 53454045445521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12554454045435 - 2² = 12554454045431 is a prime.

It is a super-2 number, since 2×12554454045435² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12554454045431) 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, 3601707 + ... + 6170996.

It is an arithmetic number, because the mean of its divisors is an integer number (1255460192064).

Almost surely, 2^{12554454045435} is an apocalyptic number.

12554454045435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12554454045435 is a deficient number, since it is larger than the sum of its proper divisors (7532909027589).

12554454045435 is an equidigital number, since it uses as much as digits as its factorization.

12554454045435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9858354.

The product of its (nonzero) digits is 19200000, while the sum is 51.

The spelling of 12554454045435 in words is "twelve trillion, five hundred fifty-four billion, four hundred fifty-four million, forty-five thousand, four hundred thirty-five".