2025400005511 has 4 divisors (see below), whose sum is σ = 2053926766224. Its totient is φ = 1996873244800.

The previous prime is 2025400005449. The next prime is 2025400005547. The reversal of 2025400005511 is 1155000045202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2025400005511 - 2¹¹ = 2025400003463 is a prime.

It is a super-2 number, since 2×2025400005511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025400005611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14263380250 + ... + 14263380391.

It is an arithmetic number, because the mean of its divisors is an integer number (513481691556).

Almost surely, 2^{2025400005511} is an apocalyptic number.

2025400005511 is a deficient number, since it is larger than the sum of its proper divisors (28526760713).

2025400005511 is an equidigital number, since it uses as much as digits as its factorization.

2025400005511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28526760712.

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 2025400005511 in words is "two trillion, twenty-five billion, four hundred million, five thousand, five hundred eleven".