33740098561 has 16 divisors (see below), whose sum is σ = 37932491520. Its totient is φ = 29777077440.

The previous prime is 33740098541. The next prime is 33740098573. The reversal of 33740098561 is 16589004733.

It is a cyclic number.

It is not a de Polignac number, because 33740098561 - 2¹³ = 33740090369 is a prime.

It is a super-2 number, since 2×33740098561² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33740098541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665956 + ... + 714826.

It is an arithmetic number, because the mean of its divisors is an integer number (2370780720).

Almost surely, 2^33740098561 is an apocalyptic number.

It is an amenable number.

33740098561 is a deficient number, since it is larger than the sum of its proper divisors (4192392959).

33740098561 is a wasteful number, since it uses less digits than its factorization.

33740098561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51216.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 33740098561 in words is "thirty-three billion, seven hundred forty million, ninety-eight thousand, five hundred sixty-one".