15045775403998 has 16 divisors (see below), whose sum is σ = 22589807310000. Its totient is φ = 7515842881792.

The previous prime is 15045775403963. The next prime is 15045775404013. The reversal of 15045775403998 is 89930457754051.

It is a super-2 number, since 2×15045775403998² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 8480328 + ... + 10099876.

It is an arithmetic number, because the mean of its divisors is an integer number (1411862956875).

Almost surely, 2^{15045775403998} is an apocalyptic number.

15045775403998 is a deficient number, since it is larger than the sum of its proper divisors (7544031906002).

15045775403998 is a wasteful number, since it uses less digits than its factorization.

15045775403998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623899.

The product of its (nonzero) digits is 190512000, while the sum is 67.

The spelling of 15045775403998 in words is "fifteen trillion, forty-five billion, seven hundred seventy-five million, four hundred three thousand, nine hundred ninety-eight".