61313535106 has 4 divisors (see below), whose sum is σ = 91970302662. Its totient is φ = 30656767552.

The previous prime is 61313535103. The next prime is 61313535121. The reversal of 61313535106 is 60153531316.

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., 52457031225 + 8856503881 = 229035^2 + 94109^2 .

It is not an unprimeable number, because it can be changed into a prime (61313535103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15328383775 + ... + 15328383778.

Almost surely, 2^61313535106 is an apocalyptic number.

61313535106 is a deficient number, since it is larger than the sum of its proper divisors (30656767556).

61313535106 is a wasteful number, since it uses less digits than its factorization.

61313535106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30656767555.

The product of its (nonzero) digits is 24300, while the sum is 34.

The spelling of 61313535106 in words is "sixty-one billion, three hundred thirteen million, five hundred thirty-five thousand, one hundred six".