1653121310156 has 24 divisors (see below), whose sum is σ = 3116122082304. Its totient is φ = 765119258640.

The previous prime is 1653121310147. The next prime is 1653121310257. The reversal of 1653121310156 is 6510131213561.

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, 289815050 + ... + 289820753.

It is an arithmetic number, because the mean of its divisors is an integer number (129838420096).

Almost surely, 2^{1653121310156} is an apocalyptic number.

It is an amenable number.

1653121310156 is a deficient number, since it is larger than the sum of its proper divisors (1463000772148).

1653121310156 is a wasteful number, since it uses less digits than its factorization.

1653121310156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579635861 (or 579635859 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 1653121310156 in words is "one trillion, six hundred fifty-three billion, one hundred twenty-one million, three hundred ten thousand, one hundred fifty-six".