76640230611 has 36 divisors (see below), whose sum is σ = 131206226112. Its totient is φ = 42968094624.

The previous prime is 76640230553. The next prime is 76640230621. The reversal of 76640230611 is 11603204667.

It is a happy number.

76640230611 is a `hidden beast` number, since 7 + 6 + 6 + 4 + 0 + 2 + 30 + 611 = 666.

It is not a de Polignac number, because 76640230611 - 2¹⁰ = 76640229587 is a prime.

It is a super-2 number, since 2×76640230611² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76640230621) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1616131 + ... + 1662876.

It is an arithmetic number, because the mean of its divisors is an integer number (3644617392).

Almost surely, 2^76640230611 is an apocalyptic number.

76640230611 is a deficient number, since it is larger than the sum of its proper divisors (54565995501).

76640230611 is a wasteful number, since it uses less digits than its factorization.

76640230611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279080 (or 3279070 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 76640230611 in words is "seventy-six billion, six hundred forty million, two hundred thirty thousand, six hundred eleven".