61073845562 has 4 divisors (see below), whose sum is σ = 91610768346. Its totient is φ = 30536922780.

The previous prime is 61073845561. The next prime is 61073845579. The reversal of 61073845562 is 26554837016.

61073845562 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.

It can be written as a sum of positive squares in only one way, i.e., 46267579801 + 14806265761 = 215099^2 + 121681^2 .

It is a super-2 number, since 2×61073845562² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61073845561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15268461389 + ... + 15268461392.

Almost surely, 2^61073845562 is an apocalyptic number.

61073845562 is a deficient number, since it is larger than the sum of its proper divisors (30536922784).

61073845562 is a wasteful number, since it uses less digits than its factorization.

61073845562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30536922783.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 61073845562 in words is "sixty-one billion, seventy-three million, eight hundred forty-five thousand, five hundred sixty-two".