61715413150 has 24 divisors (see below), whose sum is σ = 114829072344. Its totient is φ = 24677906400.

The previous prime is 61715413147. The next prime is 61715413169. The reversal of 61715413150 is 5131451716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54417 + ... + 355516.

It is an arithmetic number, because the mean of its divisors is an integer number (4784544681).

Almost surely, 2^61715413150 is an apocalyptic number.

61715413150 is a deficient number, since it is larger than the sum of its proper divisors (53113659194).

61715413150 is a wasteful number, since it uses less digits than its factorization.

61715413150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412956 (or 412951 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 61715413150 its reverse (5131451716), we get a palindrome (66846864866).

The spelling of 61715413150 in words is "sixty-one billion, seven hundred fifteen million, four hundred thirteen thousand, one hundred fifty".