1513885261040 has 40 divisors (see below), whose sum is σ = 3519847611168. Its totient is φ = 605543028480.

The previous prime is 1513885260973. The next prime is 1513885261151. The reversal of 1513885261040 is 401625883151.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1513885260982 and 1513885261000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5305205 + ... + 5583275.

Almost surely, 2^{1513885261040} is an apocalyptic number.

1513885261040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1513885261040 is an abundant number, since it is smaller than the sum of its proper divisors (2005962350128).

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

1513885261040 is a wasteful number, since it uses less digits than its factorization.

1513885261040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346137 (or 346131 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 44.

The spelling of 1513885261040 in words is "one trillion, five hundred thirteen billion, eight hundred eighty-five million, two hundred sixty-one thousand, forty".