2001055145254 has 16 divisors (see below), whose sum is σ = 3274475680080. Its totient is φ = 909564463360.

The previous prime is 2001055145233. The next prime is 2001055145261. The reversal of 2001055145254 is 4525415501002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5888082 + ... + 6218650.

It is an arithmetic number, because the mean of its divisors is an integer number (204654730005).

Almost surely, 2^{2001055145254} is an apocalyptic number.

2001055145254 is a deficient number, since it is larger than the sum of its proper divisors (1273420534826).

2001055145254 is a wasteful number, since it uses less digits than its factorization.

2001055145254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605735.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 2001055145254 in words is "two trillion, one billion, fifty-five million, one hundred forty-five thousand, two hundred fifty-four".