1013021440450 has 48 divisors (see below), whose sum is σ = 1980148262400. Its totient is φ = 385088195520.

The previous prime is 1013021440441. The next prime is 1013021440471. The reversal of 1013021440450 is 540441203101.

It is a super-2 number, since 2×1013021440450² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6287650 + ... + 6446749.

It is an arithmetic number, because the mean of its divisors is an integer number (41253088800).

Almost surely, 2^{1013021440450} is an apocalyptic number.

1013021440450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013021440450 is a deficient number, since it is larger than the sum of its proper divisors (967126821950).

1013021440450 is a wasteful number, since it uses less digits than its factorization.

1013021440450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12734491 (or 12734486 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1013021440450 its reverse (540441203101), we get a palindrome (1553462643551).

The spelling of 1013021440450 in words is "one trillion, thirteen billion, twenty-one million, four hundred forty thousand, four hundred fifty".