555903538386 has 128 divisors (see below), whose sum is σ = 1320390868992. Its totient is φ = 152681760000.

The previous prime is 555903538369. The next prime is 555903538439. The reversal of 555903538386 is 683835309555.

555903538386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168402936 + ... + 168406236.

It is an arithmetic number, because the mean of its divisors is an integer number (10315553664).

Almost surely, 2^555903538386 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555903538386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660195434496).

555903538386 is an abundant number, since it is smaller than the sum of its proper divisors (764487330606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555903538386 is a wasteful number, since it uses less digits than its factorization.

555903538386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168.

The product of its (nonzero) digits is 58320000, while the sum is 60.

The spelling of 555903538386 in words is "five hundred fifty-five billion, nine hundred three million, five hundred thirty-eight thousand, three hundred eighty-six".