33545424014381 has 2 divisors, whose sum is σ = 33545424014382. Its totient is φ = 33545424014380.

The previous prime is 33545424014359. The next prime is 33545424014407. The reversal of 33545424014381 is 18341042454533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31731432560356 + 1813991454025 = 5633066^2 + 1346845^2 .

It is a cyclic number.

It is not a de Polignac number, because 33545424014381 - 2¹⁴ = 33545423997997 is a prime.

It is a super-2 number, since 2×33545424014381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33545424014341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16772712007190 + 16772712007191.

It is an arithmetic number, because the mean of its divisors is an integer number (16772712007191).

Almost surely, 2^{33545424014381} is an apocalyptic number.

It is an amenable number.

33545424014381 is a deficient number, since it is larger than the sum of its proper divisors (1).

33545424014381 is an equidigital number, since it uses as much as digits as its factorization.

33545424014381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 33545424014381 in words is "thirty-three trillion, five hundred forty-five billion, four hundred twenty-four million, fourteen thousand, three hundred eighty-one".