122561432502354 has 64 divisors (see below), whose sum is σ = 276847405632000. Its totient is φ = 40180625838720.

The previous prime is 122561432502329. The next prime is 122561432502359. The reversal of 122561432502354 is 453205234165221.

122561432502354 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 6 + 1 + 43 + 250 + 2 + 354 = 666.

122561432502354 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122561432502359) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36912007 + ... + 40095125.

It is an arithmetic number, because the mean of its divisors is an integer number (4325740713000).

Almost surely, 2^{122561432502354} is an apocalyptic number.

122561432502354 is an abundant number, since it is smaller than the sum of its proper divisors (154285973129646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122561432502354 is a wasteful number, since it uses less digits than its factorization.

122561432502354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194880 (or 3194874 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

Adding to 122561432502354 its reverse (453205234165221), we get a palindrome (575766666667575).

The spelling of 122561432502354 in words is "one hundred twenty-two trillion, five hundred sixty-one billion, four hundred thirty-two million, five hundred two thousand, three hundred fifty-four".