1400433424420 has 24 divisors (see below), whose sum is σ = 2941071081984. Its totient is φ = 560142723936.

The previous prime is 1400433424391. The next prime is 1400433424421. The reversal of 1400433424420 is 244243340041.

It is a super-2 number, since 2×1400433424420² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1400433424421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538842 + ... + 2273521.

It is an arithmetic number, because the mean of its divisors is an integer number (122544628416).

Almost surely, 2^{1400433424420} is an apocalyptic number.

1400433424420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400433424420 is an abundant number, since it is smaller than the sum of its proper divisors (1540637657564).

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

1400433424420 is a wasteful number, since it uses less digits than its factorization.

1400433424420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830739 (or 3830737 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1400433424420 its reverse (244243340041), we get a palindrome (1644676764461).

The spelling of 1400433424420 in words is "one trillion, four hundred billion, four hundred thirty-three million, four hundred twenty-four thousand, four hundred twenty".