10155623120 has 90 divisors (see below), whose sum is σ = 24962052438. Its totient is φ = 3841956864.

The previous prime is 10155623119. The next prime is 10155623131. The reversal of 10155623120 is 2132655101.

It can be written as a sum of positive squares in 3 ways, for example, as 1824314944 + 8331308176 = 42712^2 + 91276^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10155623120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17125544 + ... + 17126136.

Almost surely, 2^10155623120 is an apocalyptic number.

10155623120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10155623120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12481026219).

10155623120 is an abundant number, since it is smaller than the sum of its proper divisors (14806429318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10155623120 is an frugal number, since it uses more digits than its factorization.

10155623120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 10155623120 in words is "ten billion, one hundred fifty-five million, six hundred twenty-three thousand, one hundred twenty".