33742367985461 has 2 divisors, whose sum is σ = 33742367985462. Its totient is φ = 33742367985460.

The previous prime is 33742367985439. The next prime is 33742367985497. The reversal of 33742367985461 is 16458976324733.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33229863766225 + 512504219236 = 5764535^2 + 715894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33742367985461 is a prime.

It is a super-2 number, since 2×33742367985461² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33742367985391 and 33742367985400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33742367985061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16871183992730 + 16871183992731.

It is an arithmetic number, because the mean of its divisors is an integer number (16871183992731).

Almost surely, 2^{33742367985461} is an apocalyptic number.

It is an amenable number.

33742367985461 is a deficient number, since it is larger than the sum of its proper divisors (1).

33742367985461 is an equidigital number, since it uses as much as digits as its factorization.

33742367985461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 548674560, while the sum is 68.

The spelling of 33742367985461 in words is "thirty-three trillion, seven hundred forty-two billion, three hundred sixty-seven million, nine hundred eighty-five thousand, four hundred sixty-one".