1492278937825 has 12 divisors (see below), whose sum is σ = 1992766335868. Its totient is φ = 1101990600000.

The previous prime is 1492278937777. The next prime is 1492278937829. The reversal of 1492278937825 is 5287398722941.

It can be written as a sum of positive squares in 6 ways, for example, as 2045933824 + 1490233004001 = 45232^2 + 1220751^2 .

It is not a de Polignac number, because 1492278937825 - 2²¹ = 1492276840673 is a prime.

It is a super-2 number, since 2×1492278937825² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1492278937829) 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 11 ways as a sum of consecutive naturals, for example, 2295813426 + ... + 2295814075.

Almost surely, 2^{1492278937825} is an apocalyptic number.

It is an amenable number.

1492278937825 is a deficient number, since it is larger than the sum of its proper divisors (500487398043).

1492278937825 is a wasteful number, since it uses less digits than its factorization.

1492278937825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591627524 (or 4591627519 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 67.

The spelling of 1492278937825 in words is "one trillion, four hundred ninety-two billion, two hundred seventy-eight million, nine hundred thirty-seven thousand, eight hundred twenty-five".