1002144100540 has 48 divisors (see below), whose sum is σ = 2295917900640. Its totient is φ = 364400660480.

The previous prime is 1002144100499. The next prime is 1002144100561. The reversal of 1002144100540 is 450014412001.

1002144100540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6009324 + ... + 6173836.

It is an arithmetic number, because the mean of its divisors is an integer number (47831622930).

Almost surely, 2^{1002144100540} is an apocalyptic number.

1002144100540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002144100540 is an abundant number, since it is smaller than the sum of its proper divisors (1293773800100).

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

1002144100540 is a wasteful number, since it uses less digits than its factorization.

1002144100540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192222 (or 192220 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 1002144100540 its reverse (450014412001), we get a palindrome (1452158512541).

The spelling of 1002144100540 in words is "one trillion, two billion, one hundred forty-four million, one hundred thousand, five hundred forty".