33540030654 has 64 divisors (see below), whose sum is σ = 72904962816. Its totient is φ = 10225315584.

The previous prime is 33540030553. The next prime is 33540030683. The reversal of 33540030654 is 45603004533.

It is a super-2 number, since 2×33540030654² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6270009 + ... + 6275355.

It is an arithmetic number, because the mean of its divisors is an integer number (1139140044).

Almost surely, 2^33540030654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33540030654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36452481408).

33540030654 is an abundant number, since it is smaller than the sum of its proper divisors (39364932162).

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

33540030654 is a wasteful number, since it uses less digits than its factorization.

33540030654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089.

The product of its (nonzero) digits is 64800, while the sum is 33.

The spelling of 33540030654 in words is "thirty-three billion, five hundred forty million, thirty thousand, six hundred fifty-four".