1403020444340 has 48 divisors (see below), whose sum is σ = 2984014951680. Its totient is φ = 554034349440.

The previous prime is 1403020444321. The next prime is 1403020444363. The reversal of 1403020444340 is 434440203041.

It is a happy number.

It is a super-2 number, since 2×1403020444340² (a number of 25 digits) contains 22 as substring.

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, 13506239 + ... + 13609721.

It is an arithmetic number, because the mean of its divisors is an integer number (62166978160).

Almost surely, 2^{1403020444340} is an apocalyptic number.

1403020444340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1403020444340 is an abundant number, since it is smaller than the sum of its proper divisors (1580994507340).

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

1403020444340 is a wasteful number, since it uses less digits than its factorization.

1403020444340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112152 (or 112150 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1403020444340 its reverse (434440203041), we get a palindrome (1837460647381).

The spelling of 1403020444340 in words is "one trillion, four hundred three billion, twenty million, four hundred forty-four thousand, three hundred forty".