1402424043400 has 48 divisors (see below), whose sum is σ = 3260735959140. Its totient is φ = 560952403200.

The previous prime is 1402424043367. The next prime is 1402424043403. The reversal of 1402424043400 is 43404242041.

It can be written as a sum of positive squares in 6 ways, for example, as 1057758768676 + 344665274724 = 1028474^2 + 587082^2 .

It is not an unprimeable number, because it can be changed into a prime (1402424043403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7919830 + ... + 8094970.

Almost surely, 2^{1402424043400} is an apocalyptic number.

1402424043400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402424043400 is an abundant number, since it is smaller than the sum of its proper divisors (1858311915740).

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

1402424043400 is a wasteful number, since it uses less digits than its factorization.

1402424043400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215194 (or 215185 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 1402424043400 its reverse (43404242041), we get a palindrome (1445828285441).

The spelling of 1402424043400 in words is "one trillion, four hundred two billion, four hundred twenty-four million, forty-three thousand, four hundred".