25143665340002 has 24 divisors (see below), whose sum is σ = 41829731822736. Its totient is φ = 11241579102000.

The previous prime is 25143665339993. The next prime is 25143665340007. The reversal of 25143665340002 is 20004356634152.

It is a super-2 number, since 2×25143665340002² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25143665340007) 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, 153491624 + ... + 153655347.

It is an arithmetic number, because the mean of its divisors is an integer number (1742905492614).

Almost surely, 2^{25143665340002} is an apocalyptic number.

25143665340002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25143665340002 is a deficient number, since it is larger than the sum of its proper divisors (16686066482734).

25143665340002 is a wasteful number, since it uses less digits than its factorization.

25143665340002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307147106 (or 307147045 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 25143665340002 in words is "twenty-five trillion, one hundred forty-three billion, six hundred sixty-five million, three hundred forty thousand, two".