2253571301520 has 800 divisors, whose sum is σ = 9904114953216. Its totient is φ = 461278540800.

The previous prime is 2253571301479. The next prime is 2253571301539. The reversal of 2253571301520 is 251031753522.

2253571301520 is a `hidden beast` number, since 2 + 2 + 5 + 3 + 571 + 30 + 1 + 52 + 0 = 666.

It is a super-2 number, since 2×2253571301520² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 33396615 + ... + 33464025.

Almost surely, 2^{2253571301520} is an apocalyptic number.

2253571301520 is a gapful number since it is divisible by the number (20) 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 2253571301520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4952057476608).

2253571301520 is an abundant number, since it is smaller than the sum of its proper divisors (7650543651696).

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

2253571301520 is a wasteful number, since it uses less digits than its factorization.

2253571301520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67521 (or 67506 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The spelling of 2253571301520 in words is "two trillion, two hundred fifty-three billion, five hundred seventy-one million, three hundred one thousand, five hundred twenty".