12435402553377 has 16 divisors (see below), whose sum is σ = 16867792308480. Its totient is φ = 8146744409232.

The previous prime is 12435402553363. The next prime is 12435402553507. The reversal of 12435402553377 is 77335520453421.

It is not a de Polignac number, because 12435402553377 - 2⁴ = 12435402553361 is a prime.

It is a super-2 number, since 2×12435402553377² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12435402553577) 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, 12497683 + ... + 13455960.

It is an arithmetic number, because the mean of its divisors is an integer number (1054237019280).

Almost surely, 2^{12435402553377} is an apocalyptic number.

It is an amenable number.

12435402553377 is a deficient number, since it is larger than the sum of its proper divisors (4432389755103).

12435402553377 is a wasteful number, since it uses less digits than its factorization.

12435402553377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25956412.

The product of its (nonzero) digits is 10584000, while the sum is 51.

The spelling of 12435402553377 in words is "twelve trillion, four hundred thirty-five billion, four hundred two million, five hundred fifty-three thousand, three hundred seventy-seven".