10155401320556 has 48 divisors (see below), whose sum is σ = 18918499701024. Its totient is φ = 4753335975936.

The previous prime is 10155401320523. The next prime is 10155401320633. The reversal of 10155401320556 is 65502310455101.

10155401320556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70705991 + ... + 70849473.

It is an arithmetic number, because the mean of its divisors is an integer number (394135410438).

Almost surely, 2^{10155401320556} is an apocalyptic number.

It is an amenable number.

10155401320556 is a deficient number, since it is larger than the sum of its proper divisors (8763098380468).

10155401320556 is a wasteful number, since it uses less digits than its factorization.

10155401320556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149090 (or 149088 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

Adding to 10155401320556 its reverse (65502310455101), we get a palindrome (75657711775657).

The spelling of 10155401320556 in words is "ten trillion, one hundred fifty-five billion, four hundred one million, three hundred twenty thousand, five hundred fifty-six".