1420263172604 has 6 divisors (see below), whose sum is σ = 2485460552064. Its totient is φ = 710131586300.

The previous prime is 1420263172579. The next prime is 1420263172607. The reversal of 1420263172604 is 4062713620241.

It is a happy number.

It is a super-2 number, since 2×1420263172604² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420263172607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177532896572 + ... + 177532896579.

It is an arithmetic number, because the mean of its divisors is an integer number (414243425344).

Almost surely, 2^{1420263172604} is an apocalyptic number.

It is an amenable number.

1420263172604 is a deficient number, since it is larger than the sum of its proper divisors (1065197379460).

1420263172604 is a wasteful number, since it uses less digits than its factorization.

1420263172604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355065793155 (or 355065793153 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

Adding to 1420263172604 its reverse (4062713620241), we get a palindrome (5482976792845).

The spelling of 1420263172604 in words is "one trillion, four hundred twenty billion, two hundred sixty-three million, one hundred seventy-two thousand, six hundred four".