1013103644432 has 60 divisors (see below), whose sum is σ = 2177349455820. Its totient is φ = 456276775680.

The previous prime is 1013103644431. The next prime is 1013103644461. The reversal of 1013103644432 is 2344463013101.

It can be written as a sum of positive squares in 2 ways, for example, as 744037355776 + 269066288656 = 862576^2 + 518716^2 .

It is a super-2 number, since 2×1013103644432² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013103644431) 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, 2189423 + ... + 2611470.

It is an arithmetic number, because the mean of its divisors is an integer number (36289157597).

Almost surely, 2^{1013103644432} is an apocalyptic number.

It is an amenable number.

1013103644432 is an abundant number, since it is smaller than the sum of its proper divisors (1164245811388).

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

1013103644432 is a wasteful number, since it uses less digits than its factorization.

1013103644432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801032 (or 4801015 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 1013103644432 its reverse (2344463013101), we get a palindrome (3357566657533).

The spelling of 1013103644432 in words is "one trillion, thirteen billion, one hundred three million, six hundred forty-four thousand, four hundred thirty-two".