1420440341402 has 8 divisors (see below), whose sum is σ = 2132266138176. Its totient is φ = 709684962012.

The previous prime is 1420440341393. The next prime is 1420440341431. The reversal of 1420440341402 is 2041430440241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267601028 + ... + 267606335.

It is an arithmetic number, because the mean of its divisors is an integer number (266533267272).

Almost surely, 2^{1420440341402} is an apocalyptic number.

1420440341402 is a deficient number, since it is larger than the sum of its proper divisors (711825796774).

1420440341402 is a wasteful number, since it uses less digits than its factorization.

1420440341402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535208692.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1420440341402 its reverse (2041430440241), we get a palindrome (3461870781643).

The spelling of 1420440341402 in words is "one trillion, four hundred twenty billion, four hundred forty million, three hundred forty-one thousand, four hundred two".