11765348451 has 6 divisors (see below), whose sum is σ = 16994392220. Its totient is φ = 7843565628.

The previous prime is 11765348449. The next prime is 11765348509. The reversal of 11765348451 is 15484356711.

11765348451 is a `hidden beast` number, since 1 + 1 + 76 + 53 + 484 + 51 = 666.

It is not a de Polignac number, because 11765348451 - 2¹ = 11765348449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11765348397 and 11765348406.

It is not an unprimeable number, because it can be changed into a prime (11765348411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 653630461 + ... + 653630478.

Almost surely, 2^11765348451 is an apocalyptic number.

11765348451 is a deficient number, since it is larger than the sum of its proper divisors (5229043769).

11765348451 is a wasteful number, since it uses less digits than its factorization.

11765348451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307260945 (or 1307260942 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The spelling of 11765348451 in words is "eleven billion, seven hundred sixty-five million, three hundred forty-eight thousand, four hundred fifty-one".