421400572914096 has 120 divisors (see below), whose sum is σ = 1223152336979664. Its totient is φ = 140451135632640.

The previous prime is 421400572914091. The next prime is 421400572914103. The reversal of 421400572914096 is 690419275004124.

421400572914096 is a `hidden beast` number, since 4 + 2 + 1 + 400 + 5 + 7 + 2 + 9 + 140 + 96 = 666.

It is a super-2 number, since 2×421400572914096² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (421400572914091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28701490 + ... + 40823726.

Almost surely, 2^{421400572914096} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421400572914096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611576168489832).

421400572914096 is an abundant number, since it is smaller than the sum of its proper divisors (801751764065568).

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

421400572914096 is a wasteful number, since it uses less digits than its factorization.

421400572914096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12131201 (or 12131183 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 421400572914096 in words is "four hundred twenty-one trillion, four hundred billion, five hundred seventy-two million, nine hundred fourteen thousand, ninety-six".