1554040265104 has 40 divisors (see below), whose sum is σ = 3179717860032. Its totient is φ = 734281975680.

The previous prime is 1554040265101. The next prime is 1554040265111. The reversal of 1554040265104 is 4015620404551.

It is a super-2 number, since 2×1554040265104² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1554040265101) 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, 25408827 + ... + 25469914.

Almost surely, 2^{1554040265104} is an apocalyptic number.

It is an amenable number.

1554040265104 is an abundant number, since it is smaller than the sum of its proper divisors (1625677594928).

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

1554040265104 is a wasteful number, since it uses less digits than its factorization.

1554040265104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50878855 (or 50878849 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 1554040265104 its reverse (4015620404551), we get a palindrome (5569660669655).

The spelling of 1554040265104 in words is "one trillion, five hundred fifty-four billion, forty million, two hundred sixty-five thousand, one hundred four".