1540131014320 has 40 divisors (see below), whose sum is σ = 3597775285680. Its totient is φ = 613132719360.

The previous prime is 1540131014281. The next prime is 1540131014333. The reversal of 1540131014320 is 234101310451.

It is a tau number, because it is divible by the number of its divisors (40).

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, 45603115 + ... + 45636874.

It is an arithmetic number, because the mean of its divisors is an integer number (89944382142).

Almost surely, 2^{1540131014320} is an apocalyptic number.

1540131014320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1540131014320 is an abundant number, since it is smaller than the sum of its proper divisors (2057644271360).

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

1540131014320 is a wasteful number, since it uses less digits than its factorization.

1540131014320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91240213 (or 91240207 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1540131014320 its reverse (234101310451), we get a palindrome (1774232324771).

The spelling of 1540131014320 in words is "one trillion, five hundred forty billion, one hundred thirty-one million, fourteen thousand, three hundred twenty".