122615577050 has 48 divisors (see below), whose sum is σ = 229059178560. Its totient is φ = 48832882560.

The previous prime is 122615577043. The next prime is 122615577061. The reversal of 122615577050 is 50775516221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122615576989 and 122615577007.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11686907 + ... + 11697393.

It is an arithmetic number, because the mean of its divisors is an integer number (4772066220).

Almost surely, 2^122615577050 is an apocalyptic number.

122615577050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122615577050 is a deficient number, since it is larger than the sum of its proper divisors (106443601510).

122615577050 is a wasteful number, since it uses less digits than its factorization.

122615577050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11495 (or 11490 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 122615577050 in words is "one hundred twenty-two billion, six hundred fifteen million, five hundred seventy-seven thousand, fifty".