1540051433012 has 24 divisors (see below), whose sum is σ = 2800198972200. Its totient is φ = 740226485376.

The previous prime is 1540051433003. The next prime is 1540051433033. The reversal of 1540051433012 is 2103341500451.

It can be written as a sum of positive squares in 4 ways, for example, as 633431341456 + 906620091556 = 795884^2 + 952166^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 28961003 + ... + 29014130.

It is an arithmetic number, because the mean of its divisors is an integer number (116674957175).

Almost surely, 2^{1540051433012} is an apocalyptic number.

It is an amenable number.

1540051433012 is a deficient number, since it is larger than the sum of its proper divisors (1260147539188).

1540051433012 is a wasteful number, since it uses less digits than its factorization.

1540051433012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57975395 (or 57975393 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1540051433012 its reverse (2103341500451), we get a palindrome (3643392933463).

The spelling of 1540051433012 in words is "one trillion, five hundred forty billion, fifty-one million, four hundred thirty-three thousand, twelve".