23261505412 has 6 divisors (see below), whose sum is σ = 40707634478. Its totient is φ = 11630752704.

The previous prime is 23261505401. The next prime is 23261505461. The reversal of 23261505412 is 21450516232.

It can be written as a sum of positive squares in only one way, i.e., 16639452036 + 6622053376 = 128994^2 + 81376^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2907688173 + ... + 2907688180.

Almost surely, 2^23261505412 is an apocalyptic number.

It is an amenable number.

23261505412 is a deficient number, since it is larger than the sum of its proper divisors (17446129066).

23261505412 is a wasteful number, since it uses less digits than its factorization.

23261505412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815376357 (or 5815376355 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 23261505412 in words is "twenty-three billion, two hundred sixty-one million, five hundred five thousand, four hundred twelve".