2058527640 has 256 divisors, whose sum is σ = 7056000000. Its totient is φ = 476264448.

The previous prime is 2058527629. The next prime is 2058527699. The reversal of 2058527640 is 467258502.

It is a Cunningham number, because it is equal to 45371²-1.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5898186 + ... + 5898534.

It is an arithmetic number, because the mean of its divisors is an integer number (27562500).

Almost surely, 2^2058527640 is an apocalyptic number.

2058527640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2058527640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3528000000).

2058527640 is an abundant number, since it is smaller than the sum of its proper divisors (4997472360).

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

2058527640 is a wasteful number, since it uses less digits than its factorization.

2058527640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 590 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 2058527640 is about 45370.9999889797. Note that the first 4 decimals coincide. The cubic root of 2058527640 is about 1272.0931115337.

The spelling of 2058527640 in words is "two billion, fifty-eight million, five hundred twenty-seven thousand, six hundred forty".