240402545025 has 24 divisors (see below), whose sum is σ = 398040830304. Its totient is φ = 128029113600.

The previous prime is 240402544933. The next prime is 240402545093. The reversal of 240402545025 is 520545204042.

It is not a de Polignac number, because 240402545025 - 2²⁵ = 240368990593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2267544 + ... + 2371193.

It is an arithmetic number, because the mean of its divisors is an integer number (16585034596).

Almost surely, 2^240402545025 is an apocalyptic number.

240402545025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240402545025 is a deficient number, since it is larger than the sum of its proper divisors (157638285279).

240402545025 is a wasteful number, since it uses less digits than its factorization.

240402545025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4639441 (or 4639436 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 240402545025 its reverse (520545204042), we get a palindrome (760947749067).

The spelling of 240402545025 in words is "two hundred forty billion, four hundred two million, five hundred forty-five thousand, twenty-five".