1554534104406 has 64 divisors (see below), whose sum is σ = 3309338474496. Its totient is φ = 485762428800.

The previous prime is 1554534104399. The next prime is 1554534104479. The reversal of 1554534104406 is 6044014354551.

It is a super-2 number, since 2×1554534104406² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1998451 + ... + 2665121.

It is an arithmetic number, because the mean of its divisors is an integer number (51708413664).

Almost surely, 2^{1554534104406} is an apocalyptic number.

1554534104406 is an abundant number, since it is smaller than the sum of its proper divisors (1754804370090).

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

1554534104406 is a wasteful number, since it uses less digits than its factorization.

1554534104406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667037.

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 1554534104406 its reverse (6044014354551), we get a palindrome (7598548458957).

The spelling of 1554534104406 in words is "one trillion, five hundred fifty-four billion, five hundred thirty-four million, one hundred four thousand, four hundred six".