42001802553 has 16 divisors (see below), whose sum is σ = 59041915200. Its totient is φ = 26486046720.

The previous prime is 42001802543. The next prime is 42001802587. The reversal of 42001802553 is 35520810024.

It is not a de Polignac number, because 42001802553 - 2⁹ = 42001802041 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42001802553.

It is not an unprimeable number, because it can be changed into a prime (42001802503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538248 + ... + 611321.

It is an arithmetic number, because the mean of its divisors is an integer number (3690119700).

Almost surely, 2^42001802553 is an apocalyptic number.

It is an amenable number.

42001802553 is a deficient number, since it is larger than the sum of its proper divisors (17040112647).

42001802553 is a wasteful number, since it uses less digits than its factorization.

42001802553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150232.

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 42001802553 in words is "forty-two billion, one million, eight hundred two thousand, five hundred fifty-three".