10331002255440 has 40 divisors (see below), whose sum is σ = 32026106992608. Its totient is φ = 2754933934720.

The previous prime is 10331002255433. The next prime is 10331002255477. The reversal of 10331002255440 is 4455220013301.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10331002255398 and 10331002255407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21522921126 + ... + 21522921605.

Almost surely, 2^{10331002255440} is an apocalyptic number.

10331002255440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10331002255440 is an abundant number, since it is smaller than the sum of its proper divisors (21695104737168).

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

10331002255440 is a wasteful number, since it uses less digits than its factorization.

10331002255440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43045842747 (or 43045842741 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 10331002255440 its reverse (4455220013301), we get a palindrome (14786222268741).

The spelling of 10331002255440 in words is "ten trillion, three hundred thirty-one billion, two million, two hundred fifty-five thousand, four hundred forty".