35099978991 has 24 divisors (see below), whose sum is σ = 58790051712. Its totient is φ = 18233754000.

The previous prime is 35099978981. The next prime is 35099978993. The reversal of 35099978991 is 19987999053.

It is not a de Polignac number, because 35099978991 - 2¹³ = 35099970799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35099978993) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 6904185 + ... + 6909266.

It is an arithmetic number, because the mean of its divisors is an integer number (2449585488).

Almost surely, 2^35099978991 is an apocalyptic number.

35099978991 is a deficient number, since it is larger than the sum of its proper divisors (23690072721).

35099978991 is a wasteful number, since it uses less digits than its factorization.

35099978991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13813483 (or 13813472 counting only the distinct ones).

The product of its (nonzero) digits is 49601160, while the sum is 69.

The spelling of 35099978991 in words is "thirty-five billion, ninety-nine million, nine hundred seventy-eight thousand, nine hundred ninety-one".