61050671386 has 4 divisors (see below), whose sum is σ = 91576007082. Its totient is φ = 30525335692.

The previous prime is 61050671347. The next prime is 61050671399. The reversal of 61050671386 is 68317605016.

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

It can be written as a sum of positive squares in only one way, i.e., 60066657225 + 984014161 = 245085^2 + 31369^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15262667845 + ... + 15262667848.

Almost surely, 2^61050671386 is an apocalyptic number.

61050671386 is a deficient number, since it is larger than the sum of its proper divisors (30525335696).

61050671386 is a wasteful number, since it uses less digits than its factorization.

61050671386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30525335695.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 61050671386 in words is "sixty-one billion, fifty million, six hundred seventy-one thousand, three hundred eighty-six".