77990100011 has 8 divisors (see below), whose sum is σ = 79322097504. Its totient is φ = 76669156800.

The previous prime is 77990099989. The next prime is 77990100043. The reversal of 77990100011 is 11000109977.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 77990100011 - 2¹⁴ = 77990083627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77990100061) 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, 2749340 + ... + 2777561.

It is an arithmetic number, because the mean of its divisors is an integer number (9915262188).

Almost surely, 2^77990100011 is an apocalyptic number.

77990100011 is a deficient number, since it is larger than the sum of its proper divisors (1331997493).

77990100011 is a wasteful number, since it uses less digits than its factorization.

77990100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527141.

The product of its (nonzero) digits is 3969, while the sum is 35.

Adding to 77990100011 its reverse (11000109977), we get a palindrome (88990209988).

The spelling of 77990100011 in words is "seventy-seven billion, nine hundred ninety million, one hundred thousand, eleven".