1023513807472 has 40 divisors (see below), whose sum is σ = 2209242349440. Its totient is φ = 456101640960.

The previous prime is 1023513807451. The next prime is 1023513807509. The reversal of 1023513807472 is 2747083153201.

1023513807472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 84834304 + ... + 84846367.

It is an arithmetic number, because the mean of its divisors is an integer number (55231058736).

Almost surely, 2^{1023513807472} is an apocalyptic number.

It is an amenable number.

1023513807472 is an abundant number, since it is smaller than the sum of its proper divisors (1185728541968).

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

1023513807472 is a wasteful number, since it uses less digits than its factorization.

1023513807472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169680721 (or 169680715 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 1023513807472 in words is "one trillion, twenty-three billion, five hundred thirteen million, eight hundred seven thousand, four hundred seventy-two".