10403142223440 has 80 divisors (see below), whose sum is σ = 32999734899648. Its totient is φ = 2709655646208.

The previous prime is 10403142223433. The next prime is 10403142223457. The reversal of 10403142223440 is 4432224130401.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10403142223440² (a number of 27 digits) contains 22 as substring.

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 = 10403142223398 and 10403142223407.

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, 504017889 + ... + 504038528.

Almost surely, 2^{10403142223440} is an apocalyptic number.

10403142223440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10403142223440 is an abundant number, since it is smaller than the sum of its proper divisors (22596592676208).

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

10403142223440 is a wasteful number, since it uses less digits than its factorization.

10403142223440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008056476 (or 1008056470 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 10403142223440 its reverse (4432224130401), we get a palindrome (14835366353841).

The spelling of 10403142223440 in words is "ten trillion, four hundred three billion, one hundred forty-two million, two hundred twenty-three thousand, four hundred forty".