35781870098 has 18 divisors (see below), whose sum is σ = 58124722239. Its totient is φ = 16513104192.

The previous prime is 35781870097. The next prime is 35781870119. The reversal of 35781870098 is 89007818753.

It can be written as a sum of positive squares in 5 ways, for example, as 19962016369 + 15819853729 = 141287^2 + 125777^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=133757.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35781870097) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3472538 + ... + 3482826.

Almost surely, 2^35781870098 is an apocalyptic number.

35781870098 is a deficient number, since it is larger than the sum of its proper divisors (22342852141).

35781870098 is an frugal number, since it uses more digits than its factorization.

35781870098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20606 (or 10304 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 56.

The spelling of 35781870098 in words is "thirty-five billion, seven hundred eighty-one million, eight hundred seventy thousand, ninety-eight".