122553255736 has 8 divisors (see below), whose sum is σ = 229787354520. Its totient is φ = 61276627864.

The previous prime is 122553255709. The next prime is 122553255763. The reversal of 122553255736 is 637552355221.

It is an interprime number because it is at equal distance from previous prime (122553255709) and next prime (122553255763).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7659578476 + ... + 7659578491.

It is an arithmetic number, because the mean of its divisors is an integer number (28723419315).

Almost surely, 2^122553255736 is an apocalyptic number.

It is an amenable number.

122553255736 is a deficient number, since it is larger than the sum of its proper divisors (107234098784).

122553255736 is a wasteful number, since it uses less digits than its factorization.

122553255736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15319156973 (or 15319156969 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 46.

The spelling of 122553255736 in words is "one hundred twenty-two billion, five hundred fifty-three million, two hundred fifty-five thousand, seven hundred thirty-six".