553907963403 has 12 divisors (see below), whose sum is σ = 805845320280. Its totient is φ = 366615341856.

The previous prime is 553907963393. The next prime is 553907963423. The reversal of 553907963403 is 304369709355.

553907963403 is a `hidden beast` number, since 5 + 539 + 0 + 7 + 9 + 63 + 40 + 3 = 666.

553907963403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 553907963403 - 2⁴ = 553907963387 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 553907963403.

It is not an unprimeable number, because it can be changed into a prime (553907963423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221384826 + ... + 221387327.

It is an arithmetic number, because the mean of its divisors is an integer number (67153776690).

Almost surely, 2^553907963403 is an apocalyptic number.

553907963403 is a deficient number, since it is larger than the sum of its proper divisors (251937356877).

553907963403 is a wasteful number, since it uses less digits than its factorization.

553907963403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442772298 (or 442772295 counting only the distinct ones).

The product of its (nonzero) digits is 9185400, while the sum is 54.

The spelling of 553907963403 in words is "five hundred fifty-three billion, nine hundred seven million, nine hundred sixty-three thousand, four hundred three".