1925001944231 has 16 divisors (see below), whose sum is σ = 1954667447040. Its totient is φ = 1895427760320.

The previous prime is 1925001944197. The next prime is 1925001944233. The reversal of 1925001944231 is 1324491005291.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1925001944231 is a prime.

It is a super-2 number, since 2×1925001944231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925001944233) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 158835590 + ... + 158847708.

It is an arithmetic number, because the mean of its divisors is an integer number (122166715440).

Almost surely, 2^{1925001944231} is an apocalyptic number.

1925001944231 is a deficient number, since it is larger than the sum of its proper divisors (29665502809).

1925001944231 is a wasteful number, since it uses less digits than its factorization.

1925001944231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15686.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 1925001944231 in words is "one trillion, nine hundred twenty-five billion, one million, nine hundred forty-four thousand, two hundred thirty-one".