1956086590425 has 48 divisors (see below), whose sum is σ = 3528216947520. Its totient is φ = 948365824000.

The previous prime is 1956086590421. The next prime is 1956086590453. The reversal of 1956086590425 is 5240956806591.

It is not a de Polignac number, because 1956086590425 - 2² = 1956086590421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1956086590421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32614465 + ... + 32674385.

It is an arithmetic number, because the mean of its divisors is an integer number (73504519740).

Almost surely, 2^{1956086590425} is an apocalyptic number.

1956086590425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1956086590425 is a deficient number, since it is larger than the sum of its proper divisors (1572130357095).

1956086590425 is a wasteful number, since it uses less digits than its factorization.

1956086590425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99514 (or 99509 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 60.

The spelling of 1956086590425 in words is "one trillion, nine hundred fifty-six billion, eighty-six million, five hundred ninety thousand, four hundred twenty-five".