2001541424553 has 24 divisors (see below), whose sum is σ = 3154270092480. Its totient is φ = 1212930012960.

The previous prime is 2001541424543. The next prime is 2001541424573. The reversal of 2001541424553 is 3554241451002.

2001541424553 is a `hidden beast` number, since 20 + 0 + 1 + 5 + 41 + 42 + 4 + 553 = 666.

It is not a de Polignac number, because 2001541424553 - 2⁶ = 2001541424489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001541424513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77926 + ... + 2002287.

It is an arithmetic number, because the mean of its divisors is an integer number (131427920520).

Almost surely, 2^{2001541424553} is an apocalyptic number.

It is an amenable number.

2001541424553 is a deficient number, since it is larger than the sum of its proper divisors (1152728667927).

2001541424553 is a wasteful number, since it uses less digits than its factorization.

2001541424553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089949 (or 2089946 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 2001541424553 its reverse (3554241451002), we get a palindrome (5555782875555).

The spelling of 2001541424553 in words is "two trillion, one billion, five hundred forty-one million, four hundred twenty-four thousand, five hundred fifty-three".