34210521653 has 16 divisors (see below), whose sum is σ = 42843365376. Its totient is φ = 26537995440.

The previous prime is 34210521623. The next prime is 34210521671. The reversal of 34210521653 is 35612501243.

It is a happy number.

It is not a de Polignac number, because 34210521653 - 2²² = 34206327349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34210521623) 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, 979001 + ... + 1013342.

It is an arithmetic number, because the mean of its divisors is an integer number (2677710336).

Almost surely, 2^34210521653 is an apocalyptic number.

It is an amenable number.

34210521653 is a deficient number, since it is larger than the sum of its proper divisors (8632843723).

34210521653 is a wasteful number, since it uses less digits than its factorization.

34210521653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992584.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 34210521653 in words is "thirty-four billion, two hundred ten million, five hundred twenty-one thousand, six hundred fifty-three".