766526650653 has 8 divisors (see below), whose sum is σ = 1022078970016. Its totient is φ = 510996049200.

The previous prime is 766526650649. The next prime is 766526650691. The reversal of 766526650653 is 356056625667.

766526650653 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 766526650653 - 2² = 766526650649 is a prime.

It is a super-2 number, since 2×766526650653² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 766526650593 and 766526650602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766526650853) 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, 5346943 + ... + 5488428.

It is an arithmetic number, because the mean of its divisors is an integer number (127759871252).

Almost surely, 2^766526650653 is an apocalyptic number.

It is an amenable number.

766526650653 is a deficient number, since it is larger than the sum of its proper divisors (255552319363).

766526650653 is a wasteful number, since it uses less digits than its factorization.

766526650653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10858955.

The product of its (nonzero) digits is 40824000, while the sum is 57.

The spelling of 766526650653 in words is "seven hundred sixty-six billion, five hundred twenty-six million, six hundred fifty thousand, six hundred fifty-three".