61156056225022 has 32 divisors (see below), whose sum is σ = 100186034989824. Its totient is φ = 27766963972800.

The previous prime is 61156056225013. The next prime is 61156056225049. The reversal of 61156056225022 is 22052265065116.

It is a self number, because there is not a number n which added to its sum of digits gives 61156056225022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412020273 + ... + 412168675.

It is an arithmetic number, because the mean of its divisors is an integer number (3130813593432).

Almost surely, 2^{61156056225022} is an apocalyptic number.

61156056225022 is a deficient number, since it is larger than the sum of its proper divisors (39029978764802).

61156056225022 is a wasteful number, since it uses less digits than its factorization.

61156056225022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169344.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 61156056225022 in words is "sixty-one trillion, one hundred fifty-six billion, fifty-six million, two hundred twenty-five thousand, twenty-two".