553878878355 has 48 divisors (see below), whose sum is σ = 1075640982624. Its totient is φ = 261289290240.

The previous prime is 553878878323. The next prime is 553878878359.

553878878355 is a `hidden beast` number, since 5 + 53 + 87 + 88 + 78 + 355 = 666.

553878878355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 553878878355 - 2⁵ = 553878878323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553878878359) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15102594 + ... + 15139223.

It is an arithmetic number, because the mean of its divisors is an integer number (22409187138).

Almost surely, 2^553878878355 is an apocalyptic number.

553878878355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

553878878355 is a deficient number, since it is larger than the sum of its proper divisors (521762104269).

553878878355 is a wasteful number, since it uses less digits than its factorization.

553878878355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30241876 (or 30241873 counting only the distinct ones).

The product of its digits is 1128960000, while the sum is 72.

The spelling of 553878878355 in words is "five hundred fifty-three billion, eight hundred seventy-eight million, eight hundred seventy-eight thousand, three hundred fifty-five".