25073623405346 has 4 divisors (see below), whose sum is σ = 37610435108022. Its totient is φ = 12536811702672.

The previous prime is 25073623405343. The next prime is 25073623405361. The reversal of 25073623405346 is 64350432637052.

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

It can be written as a sum of positive squares in only one way, i.e., 23565578004721 + 1508045400625 = 4854439^2 + 1228025^2 .

It is a super-2 number, since 2×25073623405346² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25073623405294 and 25073623405303.

It is not an unprimeable number, because it can be changed into a prime (25073623405343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6268405851335 + ... + 6268405851338.

Almost surely, 2^{25073623405346} is an apocalyptic number.

25073623405346 is a deficient number, since it is larger than the sum of its proper divisors (12536811702676).

25073623405346 is a wasteful number, since it uses less digits than its factorization.

25073623405346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12536811702675.

The product of its (nonzero) digits is 10886400, while the sum is 50.

The spelling of 25073623405346 in words is "twenty-five trillion, seventy-three billion, six hundred twenty-three million, four hundred five thousand, three hundred forty-six".