1420472439072 has 192 divisors, whose sum is σ = 4339264608000. Its totient is φ = 451218898944.

The previous prime is 1420472439059. The next prime is 1420472439131. The reversal of 1420472439072 is 2709342740241.

1420472439072 is a `hidden beast` number, since 1 + 4 + 20 + 472 + 4 + 3 + 90 + 72 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5212704 + ... + 5478432.

It is an arithmetic number, because the mean of its divisors is an integer number (22600336500).

Almost surely, 2^{1420472439072} is an apocalyptic number.

1420472439072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420472439072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2169632304000).

1420472439072 is an abundant number, since it is smaller than the sum of its proper divisors (2918792168928).

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

1420472439072 is a wasteful number, since it uses less digits than its factorization.

1420472439072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266040 (or 266026 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 1420472439072 in words is "one trillion, four hundred twenty billion, four hundred seventy-two million, four hundred thirty-nine thousand, seventy-two".