1401434203420 has 12 divisors (see below), whose sum is σ = 2943011827224. Its totient is φ = 560573681360.

The previous prime is 1401434203417. The next prime is 1401434203439. The reversal of 1401434203420 is 243024341041.

It is a congruent number.

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, 35035855066 + ... + 35035855105.

It is an arithmetic number, because the mean of its divisors is an integer number (245250985602).

Almost surely, 2^{1401434203420} is an apocalyptic number.

1401434203420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401434203420 is an abundant number, since it is smaller than the sum of its proper divisors (1541577623804).

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

1401434203420 is a wasteful number, since it uses less digits than its factorization.

1401434203420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70071710180 (or 70071710178 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1401434203420 its reverse (243024341041), we get a palindrome (1644458544461).

The spelling of 1401434203420 in words is "one trillion, four hundred one billion, four hundred thirty-four million, two hundred three thousand, four hundred twenty".