1406656005413 has 12 divisors (see below), whose sum is σ = 1487830493760. Its totient is φ = 1329253766736.

The previous prime is 1406656005409. The next prime is 1406656005427. The reversal of 1406656005413 is 3145006566041.

It is not a de Polignac number, because 1406656005413 - 2² = 1406656005409 is a prime.

It is a super-2 number, since 2×1406656005413² (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 (1406656005613) 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, 17754083 + ... + 17833136.

It is an arithmetic number, because the mean of its divisors is an integer number (123985874480).

Almost surely, 2^{1406656005413} is an apocalyptic number.

It is an amenable number.

1406656005413 is a deficient number, since it is larger than the sum of its proper divisors (81174488347).

1406656005413 is an equidigital number, since it uses as much as digits as its factorization.

1406656005413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35587324 (or 35587295 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 1406656005413 in words is "one trillion, four hundred six billion, six hundred fifty-six million, five thousand, four hundred thirteen".