4000203255051 has 40 divisors (see below), whose sum is σ = 5986658474720. Its totient is φ = 2661876338688.

The previous prime is 4000203255047. The next prime is 4000203255067. The reversal of 4000203255051 is 1505523020004.

It is a happy number.

4000203255051 is a `hidden beast` number, since 40 + 0 + 0 + 20 + 3 + 2 + 550 + 51 = 666.

It is not a de Polignac number, because 4000203255051 - 2² = 4000203255047 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000203255071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 120388026 + ... + 120421248.

It is an arithmetic number, because the mean of its divisors is an integer number (149666461868).

Almost surely, 2^{4000203255051} is an apocalyptic number.

4000203255051 is a deficient number, since it is larger than the sum of its proper divisors (1986455219669).

4000203255051 is a wasteful number, since it uses less digits than its factorization.

4000203255051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35937 (or 35928 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 4000203255051 its reverse (1505523020004), we get a palindrome (5505726275055).

The spelling of 4000203255051 in words is "four trillion, two hundred three million, two hundred fifty-five thousand, fifty-one".