189415780103040 has 128 divisors (see below), whose sum is σ = 603766684317600. Its totient is φ = 50510549655552.

The previous prime is 189415780102999. The next prime is 189415780103057. The reversal of 189415780103040 is 40301087514981.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

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, 521238526 + ... + 521601794.

Almost surely, 2^{189415780103040} is an apocalyptic number.

189415780103040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189415780103040 is an abundant number, since it is smaller than the sum of its proper divisors (414350904214560).

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

189415780103040 is a wasteful number, since it uses less digits than its factorization.

189415780103040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634864 (or 634852 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 189415780103040 in words is "one hundred eighty-nine trillion, four hundred fifteen billion, seven hundred eighty million, one hundred three thousand, forty".