1554013354140 has 72 divisors (see below), whose sum is σ = 5076443631168. Its totient is φ = 382526363520.

The previous prime is 1554013354139. The next prime is 1554013354171. The reversal of 1554013354140 is 414533104551.

1554013354140 is a `hidden beast` number, since 1 + 5 + 5 + 40 + 1 + 33 + 541 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1554013354095 and 1554013354104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332051796 + ... + 332056475.

It is an arithmetic number, because the mean of its divisors is an integer number (70506161544).

Almost surely, 2^{1554013354140} is an apocalyptic number.

1554013354140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1554013354140 is an abundant number, since it is smaller than the sum of its proper divisors (3522430277028).

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

1554013354140 is a wasteful number, since it uses less digits than its factorization.

1554013354140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664108299 (or 664108294 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 1554013354140 its reverse (414533104551), we get a palindrome (1968546458691).

The spelling of 1554013354140 in words is "one trillion, five hundred fifty-four billion, thirteen million, three hundred fifty-four thousand, one hundred forty".