1540102333340 has 24 divisors (see below), whose sum is σ = 3243985955952. Its totient is φ = 614179779840.

The previous prime is 1540102333339. The next prime is 1540102333349. The reversal of 1540102333340 is 433332010451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540102333349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116315309 + ... + 116328548.

It is an arithmetic number, because the mean of its divisors is an integer number (135166081498).

Almost surely, 2^{1540102333340} is an apocalyptic number.

1540102333340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1540102333340 is an abundant number, since it is smaller than the sum of its proper divisors (1703883622612).

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

1540102333340 is a wasteful number, since it uses less digits than its factorization.

1540102333340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232644197 (or 232644195 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 1540102333340 its reverse (433332010451), we get a palindrome (1973434343791).

The spelling of 1540102333340 in words is "one trillion, five hundred forty billion, one hundred two million, three hundred thirty-three thousand, three hundred forty".