23245004649 has 16 divisors (see below), whose sum is σ = 31660473600. Its totient is φ = 15163263360.

The previous prime is 23245004641. The next prime is 23245004659. The reversal of 23245004649 is 94640054232.

It is not a de Polignac number, because 23245004649 - 2³ = 23245004641 is a prime.

It is a super-2 number, since 2×23245004649² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23245004641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637779 + ... + 673239.

It is an arithmetic number, because the mean of its divisors is an integer number (1978779600).

Almost surely, 2^23245004649 is an apocalyptic number.

It is an amenable number.

23245004649 is a deficient number, since it is larger than the sum of its proper divisors (8415468951).

23245004649 is a wasteful number, since it uses less digits than its factorization.

23245004649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40160.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 23245004649 in words is "twenty-three billion, two hundred forty-five million, four thousand, six hundred forty-nine".