1650656412962 has 4 divisors (see below), whose sum is σ = 2475984619446. Its totient is φ = 825328206480.

The previous prime is 1650656412961. The next prime is 1650656412971. The reversal of 1650656412962 is 2692146560561.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1554133729201 + 96522683761 = 1246649^2 + 310681^2 .

It is a super-2 number, since 2×1650656412962² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1650656412961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412664103239 + ... + 412664103242.

Almost surely, 2^{1650656412962} is an apocalyptic number.

1650656412962 is a deficient number, since it is larger than the sum of its proper divisors (825328206484).

1650656412962 is an equidigital number, since it uses as much as digits as its factorization.

1650656412962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825328206483.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 1650656412962 in words is "one trillion, six hundred fifty billion, six hundred fifty-six million, four hundred twelve thousand, nine hundred sixty-two".