2054522556 has 60 divisors (see below), whose sum is σ = 5686879968. Its totient is φ = 644554368.

The previous prime is 2054522537. The next prime is 2054522557. The reversal of 2054522556 is 6552254502.

2054522556 is a `hidden beast` number, since 2 + 0 + 54 + 52 + 2 + 556 = 666.

It is a super-2 number, since 2×2054522556² = 8442125866225546272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2054522556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054522557) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 180996 + ... + 192011.

Almost surely, 2^2054522556 is an apocalyptic number.

It is an amenable number.

2054522556 is an abundant number, since it is smaller than the sum of its proper divisors (3632357412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2054522556 is a wasteful number, since it uses less digits than its factorization.

2054522556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373040 (or 373029 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 2054522556 is about 45326.8414518373. The cubic root of 2054522556 is about 1271.2675785284.

The spelling of 2054522556 in words is "two billion, fifty-four million, five hundred twenty-two thousand, five hundred fifty-six".