26454650652 has 24 divisors (see below), whose sum is σ = 68586131600. Its totient is φ = 8818216848.

The previous prime is 26454650641. The next prime is 26454650687. The reversal of 26454650652 is 25605645462.

26454650652 is a `hidden beast` number, since 2 + 6 + 4 + 546 + 50 + 6 + 52 = 666.

It is a super-2 number, since 2×26454650652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26454650598 and 26454650607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122475127 + ... + 122475342.

Almost surely, 2^26454650652 is an apocalyptic number.

It is an amenable number.

26454650652 is an abundant number, since it is smaller than the sum of its proper divisors (42131480948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26454650652 is a wasteful number, since it uses less digits than its factorization.

26454650652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244950482 (or 244950474 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 26454650652 in words is "twenty-six billion, four hundred fifty-four million, six hundred fifty thousand, six hundred fifty-two".