421254150613560 has 1024 divisors, whose sum is σ = 1584872187494400. Its totient is φ = 98629402982400.

The previous prime is 421254150613511. The next prime is 421254150613579. The reversal of 421254150613560 is 65316051452124.

421254150613560 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 5 + 4 + 1 + 506 + 135 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 40886547369 + ... + 40886557671.

It is an arithmetic number, because the mean of its divisors is an integer number (1547726745600).

Almost surely, 2^{421254150613560} is an apocalyptic number.

421254150613560 is a gapful number since it is divisible by the number (40) 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 421254150613560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792436093747200).

421254150613560 is an abundant number, since it is smaller than the sum of its proper divisors (1163618036880840).

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

421254150613560 is a wasteful number, since it uses less digits than its factorization.

421254150613560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11049 (or 11039 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 421254150613560 in words is "four hundred twenty-one trillion, two hundred fifty-four billion, one hundred fifty million, six hundred thirteen thousand, five hundred sixty".