1236460420608 has 160 divisors (see below), whose sum is σ = 3797898990336. Its totient is φ = 350147739648.

The previous prime is 1236460420577. The next prime is 1236460420627. The reversal of 1236460420608 is 8060240646321.

It is a super-2 number, since 2×1236460420608² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 1236460420608.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 706135 + ... + 1723817.

Almost surely, 2^{1236460420608} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1236460420608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1898949495168).

1236460420608 is an abundant number, since it is smaller than the sum of its proper divisors (2561438569728).

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

1236460420608 is a wasteful number, since it uses less digits than its factorization.

1236460420608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017824 (or 1017808 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 1236460420608 in words is "one trillion, two hundred thirty-six billion, four hundred sixty million, four hundred twenty thousand, six hundred eight".