1403224242440 has 64 divisors (see below), whose sum is σ = 3168433834560. Its totient is φ = 559305527040.

The previous prime is 1403224242439. The next prime is 1403224242451. The reversal of 1403224242440 is 442424223041.

It is a junction number, because it is equal to n+sod(n) for n = 1403224242397 and 1403224242406.

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, 13895330 + ... + 13995950.

It is an arithmetic number, because the mean of its divisors is an integer number (49506778665).

Almost surely, 2^{1403224242440} is an apocalyptic number.

1403224242440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1403224242440 is an abundant number, since it is smaller than the sum of its proper divisors (1765209592120).

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

1403224242440 is a wasteful number, since it uses less digits than its factorization.

1403224242440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101862 (or 101858 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 1403224242440 its reverse (442424223041), we get a palindrome (1845648465481).

The spelling of 1403224242440 in words is "one trillion, four hundred three billion, two hundred twenty-four million, two hundred forty-two thousand, four hundred forty".