61410588321 has 4 divisors (see below), whose sum is σ = 81880784432. Its totient is φ = 40940392212.

The previous prime is 61410588319. The next prime is 61410588329. The reversal of 61410588321 is 12388501416.

61410588321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 61410588321 - 2¹ = 61410588319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61410588321.

It is not an unprimeable number, because it can be changed into a prime (61410588329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10235098051 + ... + 10235098056.

It is an arithmetic number, because the mean of its divisors is an integer number (20470196108).

Almost surely, 2^61410588321 is an apocalyptic number.

It is an amenable number.

61410588321 is a deficient number, since it is larger than the sum of its proper divisors (20470196111).

61410588321 is a wasteful number, since it uses less digits than its factorization.

61410588321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20470196110.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 61410588321 in words is "sixty-one billion, four hundred ten million, five hundred eighty-eight thousand, three hundred twenty-one".