61136850934 has 4 divisors (see below), whose sum is σ = 91705276404. Its totient is φ = 30568425466.

The previous prime is 61136850923. The next prime is 61136850947. The reversal of 61136850934 is 43905863116.

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

It is a super-2 number, since 2×61136850934² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15284212732 + ... + 15284212735.

It is an arithmetic number, because the mean of its divisors is an integer number (22926319101).

Almost surely, 2^61136850934 is an apocalyptic number.

61136850934 is a deficient number, since it is larger than the sum of its proper divisors (30568425470).

61136850934 is a wasteful number, since it uses less digits than its factorization.

61136850934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30568425469.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 61136850934 in words is "sixty-one billion, one hundred thirty-six million, eight hundred fifty thousand, nine hundred thirty-four".