121463625626 has 16 divisors (see below), whose sum is σ = 208285171584. Its totient is φ = 52040386224.

The previous prime is 121463625583. The next prime is 121463625653. The reversal of 121463625626 is 626526364121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238870 + ... + 1333313.

It is an arithmetic number, because the mean of its divisors is an integer number (13017823224).

Almost surely, 2^121463625626 is an apocalyptic number.

121463625626 is a deficient number, since it is larger than the sum of its proper divisors (86821545958).

121463625626 is a wasteful number, since it uses less digits than its factorization.

121463625626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575565.

The product of its digits is 622080, while the sum is 44.

Adding to 121463625626 its reverse (626526364121), we get a palindrome (747989989747).

The spelling of 121463625626 in words is "one hundred twenty-one billion, four hundred sixty-three million, six hundred twenty-five thousand, six hundred twenty-six".