35378970049 has 4 divisors (see below), whose sum is σ = 35400583764. Its totient is φ = 35357356336.

The previous prime is 35378969971. The next prime is 35378970071. The reversal of 35378970049 is 94007987353.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9781210000 + 25597760049 = 98900^2 + 159993^2 .

It is a cyclic number.

It is not a de Polignac number, because 35378970049 - 2²¹ = 35376872897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35378970089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10804402 + ... + 10807675.

It is an arithmetic number, because the mean of its divisors is an integer number (8850145941).

Almost surely, 2^35378970049 is an apocalyptic number.

It is an amenable number.

35378970049 is a deficient number, since it is larger than the sum of its proper divisors (21613715).

35378970049 is a wasteful number, since it uses less digits than its factorization.

35378970049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21613714.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 35378970049 in words is "thirty-five billion, three hundred seventy-eight million, nine hundred seventy thousand, forty-nine".