2545727450 has 24 divisors (see below), whose sum is σ = 5411489952. Its totient is φ = 872820720.

The previous prime is 2545727447. The next prime is 2545727453. The reversal of 2545727450 is 547275452.

It is an interprime number because it is at equal distance from previous prime (2545727447) and next prime (2545727453).

It is a junction number, because it is equal to n+sod(n) for n = 2545727398 and 2545727407.

It is not an unprimeable number, because it can be changed into a prime (2545727453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3636404 + ... + 3637103.

It is an arithmetic number, because the mean of its divisors is an integer number (225478748).

Almost surely, 2^2545727450 is an apocalyptic number.

2545727450 is an abundant number, since it is smaller than the sum of its proper divisors (2865762502).

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

2545727450 is a wasteful number, since it uses less digits than its factorization.

2545727450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7273526 (or 7273521 counting only the distinct ones).

The product of its (nonzero) digits is 392000, while the sum is 41.

The square root of 2545727450 is about 50455.2024076804. The cubic root of 2545727450 is about 1365.4337558924.

The spelling of 2545727450 in words is "two billion, five hundred forty-five million, seven hundred twenty-seven thousand, four hundred fifty".