1540266733868 has 12 divisors (see below), whose sum is σ = 2695483753872. Its totient is φ = 770128518480.

The previous prime is 1540266733847. The next prime is 1540266733879. The reversal of 1540266733868 is 8683376620451.

It is a super-2 number, since 2×1540266733868² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443123 + ... + 1810218.

It is an arithmetic number, because the mean of its divisors is an integer number (224623646156).

Almost surely, 2^{1540266733868} is an apocalyptic number.

It is an amenable number.

1540266733868 is a deficient number, since it is larger than the sum of its proper divisors (1155217020004).

1540266733868 is a wasteful number, since it uses less digits than its factorization.

1540266733868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424232 (or 2424230 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 1540266733868 in words is "one trillion, five hundred forty billion, two hundred sixty-six million, seven hundred thirty-three thousand, eight hundred sixty-eight".