1013245544240 has 40 divisors (see below), whose sum is σ = 2356093658688. Its totient is φ = 405246988800.

The previous prime is 1013245544189. The next prime is 1013245544249. The reversal of 1013245544240 is 424455423101.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1013245544240.

It is not an unprimeable number, because it can be changed into a prime (1013245544249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160397 + ... + 1432556.

Almost surely, 2^{1013245544240} is an apocalyptic number.

1013245544240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013245544240 is an abundant number, since it is smaller than the sum of its proper divisors (1342848114448).

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

1013245544240 is a wasteful number, since it uses less digits than its factorization.

1013245544240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600917 (or 1600911 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 1013245544240 in words is "one trillion, thirteen billion, two hundred forty-five million, five hundred forty-four thousand, two hundred forty".