15011420420052 has 192 divisors, whose sum is σ = 44864025149440. Its totient is φ = 4251913471872.

The previous prime is 15011420420039. The next prime is 15011420420093. The reversal of 15011420420052 is 25002402411051.

It is a happy number.

15011420420052 is a `hidden beast` number, since 1 + 50 + 1 + 142 + 0 + 420 + 0 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 15011420419998 and 15011420420025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48768093 + ... + 49074939.

Almost surely, 2^{15011420420052} is an apocalyptic number.

15011420420052 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 15011420420052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22432012574720).

15011420420052 is an abundant number, since it is smaller than the sum of its proper divisors (29852604729388).

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

15011420420052 is a wasteful number, since it uses less digits than its factorization.

15011420420052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307427 (or 307419 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The spelling of 15011420420052 in words is "fifteen trillion, eleven billion, four hundred twenty million, four hundred twenty thousand, fifty-two".