553505153427 has 12 divisors (see below), whose sum is σ = 799746645984. Its totient is φ = 368893034640.

The previous prime is 553505153387. The next prime is 553505153431. The reversal of 553505153427 is 724351505355.

553505153427 is a `hidden beast` number, since 5 + 53 + 50 + 515 + 34 + 2 + 7 = 666.

553505153427 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 553505153427 - 2²⁰ = 553504104851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553505153447) 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, 9168324 + ... + 9228497.

It is an arithmetic number, because the mean of its divisors is an integer number (66645553832).

Almost surely, 2^553505153427 is an apocalyptic number.

553505153427 is a deficient number, since it is larger than the sum of its proper divisors (246241492557).

553505153427 is a wasteful number, since it uses less digits than its factorization.

553505153427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18400170 (or 18400167 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 45.

The spelling of 553505153427 in words is "five hundred fifty-three billion, five hundred five million, one hundred fifty-three thousand, four hundred twenty-seven".