61534500014 has 32 divisors (see below), whose sum is σ = 99790155360. Its totient is φ = 28289745792.

The previous prime is 61534500011. The next prime is 61534500017. The reversal of 61534500014 is 41000543516.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (61534500011) and next prime (61534500017).

It is a self number, because there is not a number n which added to its sum of digits gives 61534500014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61534500011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18155432 + ... + 18158820.

It is an arithmetic number, because the mean of its divisors is an integer number (3118442355).

Almost surely, 2^61534500014 is an apocalyptic number.

61534500014 is a deficient number, since it is larger than the sum of its proper divisors (38255655346).

61534500014 is a wasteful number, since it uses less digits than its factorization.

61534500014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 61534500014 in words is "sixty-one billion, five hundred thirty-four million, five hundred thousand, fourteen".