25702453034 has 64 divisors (see below), whose sum is σ = 45509299200. Its totient is φ = 10796467968.

The previous prime is 25702453019. The next prime is 25702453039. The reversal of 25702453034 is 43035420752.

It is a junction number, because it is equal to n+sod(n) for n = 25702452985 and 25702453003.

It is not an unprimeable number, because it can be changed into a prime (25702453039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 982577 + ... + 1008395.

It is an arithmetic number, because the mean of its divisors is an integer number (711082800).

Almost surely, 2^25702453034 is an apocalyptic number.

25702453034 is a deficient number, since it is larger than the sum of its proper divisors (19806846166).

25702453034 is a wasteful number, since it uses less digits than its factorization.

25702453034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25947.

The product of its (nonzero) digits is 100800, while the sum is 35.

Adding to 25702453034 its reverse (43035420752), we get a palindrome (68737873786).

The spelling of 25702453034 in words is "twenty-five billion, seven hundred two million, four hundred fifty-three thousand, thirty-four".