1540054315400 has 48 divisors (see below), whose sum is σ = 3586195208400. Its totient is φ = 615063631680.

The previous prime is 1540054315379. The next prime is 1540054315427. The reversal of 1540054315400 is 45134500451.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5859170 + ... + 6116369.

It is an arithmetic number, because the mean of its divisors is an integer number (74712400175).

Almost surely, 2^{1540054315400} is an apocalyptic number.

1540054315400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1540054315400 is an abundant number, since it is smaller than the sum of its proper divisors (2046140893000).

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

1540054315400 is a wasteful number, since it uses less digits than its factorization.

1540054315400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11976198 (or 11976189 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 1540054315400 its reverse (45134500451), we get a palindrome (1585188815851).

The spelling of 1540054315400 in words is "one trillion, five hundred forty billion, fifty-four million, three hundred fifteen thousand, four hundred".