1351136246256 has 30 divisors (see below), whose sum is σ = 3781304911800. Its totient is φ = 450378748704.

The previous prime is 1351136246249. The next prime is 1351136246263. The reversal of 1351136246256 is 6526426311531.

It is a happy number.

1351136246256 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 13 + 6 + 2 + 4 + 625 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1351136246249) and next prime (1351136246263).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4691445156 + ... + 4691445443.

It is an arithmetic number, because the mean of its divisors is an integer number (126043497060).

Almost surely, 2^{1351136246256} is an apocalyptic number.

1351136246256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1351136246256 is an abundant number, since it is smaller than the sum of its proper divisors (2430168665544).

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

1351136246256 is a wasteful number, since it uses less digits than its factorization.

1351136246256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382890613 (or 9382890604 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The spelling of 1351136246256 in words is "one trillion, three hundred fifty-one billion, one hundred thirty-six million, two hundred forty-six thousand, two hundred fifty-six".