25773333652 has 24 divisors (see below), whose sum is σ = 51342927552. Its totient is φ = 11205796800.

The previous prime is 25773333643. The next prime is 25773333659. The reversal of 25773333652 is 25633337752.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25773333659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12732849 + ... + 12734872.

It is an arithmetic number, because the mean of its divisors is an integer number (2139288648).

Almost surely, 2^25773333652 is an apocalyptic number.

25773333652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25773333652 is a deficient number, since it is larger than the sum of its proper divisors (25569593900).

25773333652 is a wasteful number, since it uses less digits than its factorization.

25773333652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25467759 (or 25467757 counting only the distinct ones).

The product of its digits is 2381400, while the sum is 46.

The spelling of 25773333652 in words is "twenty-five billion, seven hundred seventy-three million, three hundred thirty-three thousand, six hundred fifty-two".