1554433051253 has 12 divisors (see below), whose sum is σ = 1651865223360. Its totient is φ = 1462449799872.

The previous prime is 1554433051217. The next prime is 1554433051279. The reversal of 1554433051253 is 3521503344551.

It is not a de Polignac number, because 1554433051253 - 2³⁶ = 1485713574517 is a prime.

It is a super-2 number, since 2×1554433051253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1554433051253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1554433051153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 226973 + ... + 1777746.

It is an arithmetic number, because the mean of its divisors is an integer number (137655435280).

Almost surely, 2^{1554433051253} is an apocalyptic number.

It is an amenable number.

1554433051253 is a deficient number, since it is larger than the sum of its proper divisors (97432172107).

1554433051253 is a wasteful number, since it uses less digits than its factorization.

1554433051253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007436 (or 2007419 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 1554433051253 in words is "one trillion, five hundred fifty-four billion, four hundred thirty-three million, fifty-one thousand, two hundred fifty-three".