15623873061 has 16 divisors (see below), whose sum is σ = 20885104128. Its totient is φ = 10389312000.

The previous prime is 15623873059. The next prime is 15623873063. The reversal of 15623873061 is 16037832651.

It is an interprime number because it is at equal distance from previous prime (15623873059) and next prime (15623873063).

It is not a de Polignac number, because 15623873061 - 2¹ = 15623873059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15623873063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2450700 + ... + 2457066.

It is an arithmetic number, because the mean of its divisors is an integer number (1305319008).

Almost surely, 2^15623873061 is an apocalyptic number.

It is an amenable number.

15623873061 is a deficient number, since it is larger than the sum of its proper divisors (5261231067).

15623873061 is a wasteful number, since it uses less digits than its factorization.

15623873061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8332.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 15623873061 in words is "fifteen billion, six hundred twenty-three million, eight hundred seventy-three thousand, sixty-one".