1420574143436 has 48 divisors (see below), whose sum is σ = 3012840230400. Its totient is φ = 572135063808.

The previous prime is 1420574143423. The next prime is 1420574143447. The reversal of 1420574143436 is 6343414750241.

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, 1950656 + ... + 2578023.

It is an arithmetic number, because the mean of its divisors is an integer number (62767504800).

Almost surely, 2^{1420574143436} is an apocalyptic number.

It is an amenable number.

1420574143436 is an abundant number, since it is smaller than the sum of its proper divisors (1592266086964).

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

1420574143436 is a wasteful number, since it uses less digits than its factorization.

1420574143436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529366 (or 4529364 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

Adding to 1420574143436 its reverse (6343414750241), we get a palindrome (7763988893677).

The spelling of 1420574143436 in words is "one trillion, four hundred twenty billion, five hundred seventy-four million, one hundred forty-three thousand, four hundred thirty-six".