1554820140082 has 16 divisors (see below), whose sum is σ = 2546855320032. Its totient is φ = 706013043520.

The previous prime is 1554820140077. The next prime is 1554820140089. The reversal of 1554820140082 is 2800410284551.

It is a super-2 number, since 2×1554820140082² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1554820140089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36147208 + ... + 36190195.

It is an arithmetic number, because the mean of its divisors is an integer number (159178457502).

Almost surely, 2^{1554820140082} is an apocalyptic number.

1554820140082 is a deficient number, since it is larger than the sum of its proper divisors (992035179950).

1554820140082 is a wasteful number, since it uses less digits than its factorization.

1554820140082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72338393.

The product of its (nonzero) digits is 102400, while the sum is 40.

The spelling of 1554820140082 in words is "one trillion, five hundred fifty-four billion, eight hundred twenty million, one hundred forty thousand, eighty-two".