1625142254404 has 24 divisors (see below), whose sum is σ = 2863232568000. Its totient is φ = 807076364640.

The previous prime is 1625142254387. The next prime is 1625142254419. The reversal of 1625142254404 is 4044522415261.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13966537 + ... + 14082415.

It is an arithmetic number, because the mean of its divisors is an integer number (119301357000).

Almost surely, 2^{1625142254404} is an apocalyptic number.

It is an amenable number.

1625142254404 is a deficient number, since it is larger than the sum of its proper divisors (1238090313596).

1625142254404 is a wasteful number, since it uses less digits than its factorization.

1625142254404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139563 (or 139561 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 1625142254404 its reverse (4044522415261), we get a palindrome (5669664669665).

The spelling of 1625142254404 in words is "one trillion, six hundred twenty-five billion, one hundred forty-two million, two hundred fifty-four thousand, four hundred four".