1545733727400 has 96 divisors (see below), whose sum is σ = 4793854111200. Its totient is φ = 412016774400.

The previous prime is 1545733727371. The next prime is 1545733727413. The reversal of 1545733727400 is 47273375451.

It is a self number, because there is not a number n which added to its sum of digits gives 1545733727400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827535 + ... + 1943265.

It is an arithmetic number, because the mean of its divisors is an integer number (49935980325).

Almost surely, 2^{1545733727400} is an apocalyptic number.

1545733727400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1545733727400 is an abundant number, since it is smaller than the sum of its proper divisors (3248120383800).

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

1545733727400 is a wasteful number, since it uses less digits than its factorization.

1545733727400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118059 (or 1118050 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 48.

The spelling of 1545733727400 in words is "one trillion, five hundred forty-five billion, seven hundred thirty-three million, seven hundred twenty-seven thousand, four hundred".