1325890715946 has 32 divisors (see below), whose sum is σ = 2695370121216. Its totient is φ = 434727678000.

The previous prime is 1325890715923. The next prime is 1325890715987. The reversal of 1325890715946 is 6495170985231.

It is a happy number.

It is a super-3 number, since 3×1325890715946³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1325890715946.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3427090 + ... + 3794301.

It is an arithmetic number, because the mean of its divisors is an integer number (84230316288).

It is a 1-persistent number, because it is pandigital, but 2⋅1325890715946 = 2651781431892 is not.

Almost surely, 2^{1325890715946} is an apocalyptic number.

1325890715946 is an abundant number, since it is smaller than the sum of its proper divisors (1369479405270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325890715946 is a wasteful number, since it uses less digits than its factorization.

1325890715946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7221898.

The product of its (nonzero) digits is 16329600, while the sum is 60.

The spelling of 1325890715946 in words is "one trillion, three hundred twenty-five billion, eight hundred ninety million, seven hundred fifteen thousand, nine hundred forty-six".