25404060109742 has 4 divisors (see below), whose sum is σ = 38106090164616. Its totient is φ = 12702030054870.

The previous prime is 25404060109723. The next prime is 25404060109751. The reversal of 25404060109742 is 24790106040452.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 25404060109693 and 25404060109702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6351015027434 + ... + 6351015027437.

It is an arithmetic number, because the mean of its divisors is an integer number (9526522541154).

Almost surely, 2^{25404060109742} is an apocalyptic number.

25404060109742 is a deficient number, since it is larger than the sum of its proper divisors (12702030054874).

25404060109742 is a wasteful number, since it uses less digits than its factorization.

25404060109742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12702030054873.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 25404060109742 in words is "twenty-five trillion, four hundred four billion, sixty million, one hundred nine thousand, seven hundred forty-two".