1396074581136 has 225 divisors, whose sum is σ = 4226925458371. Its totient is φ = 444813297984.

The previous prime is 1396074581129. The next prime is 1396074581189. The reversal of 1396074581136 is 6311854706931.

The square root of 1396074581136 is 1181556.

It is a perfect power (a square), and thus also a powerful number.

1396074581136 is a `hidden beast` number, since 1 + 396 + 0 + 7 + 45 + 81 + 136 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 978327655 + ... + 978329081.

Almost surely, 2^{1396074581136} is an apocalyptic number.

1396074581136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1396074581136 is the 1181556-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1396074581136

1396074581136 is an abundant number, since it is smaller than the sum of its proper divisors (2830850877235).

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

1396074581136 is an frugal number, since it uses more digits than its factorization.

1396074581136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920 (or 1455 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 1396074581136 in words is "one trillion, three hundred ninety-six billion, seventy-four million, five hundred eighty-one thousand, one hundred thirty-six".