1420043478898 has 32 divisors (see below), whose sum is σ = 2403869529600. Its totient is φ = 623297424000.

The previous prime is 1420043478869. The next prime is 1420043478901. The reversal of 1420043478898 is 8988743400241.

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, 1943923 + ... + 2572726.

It is an arithmetic number, because the mean of its divisors is an integer number (75120922800).

Almost surely, 2^{1420043478898} is an apocalyptic number.

1420043478898 is a deficient number, since it is larger than the sum of its proper divisors (983826050702).

1420043478898 is a wasteful number, since it uses less digits than its factorization.

1420043478898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4517154.

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 1420043478898 in words is "one trillion, four hundred twenty billion, forty-three million, four hundred seventy-eight thousand, eight hundred ninety-eight".