34640156553 has 8 divisors (see below), whose sum is σ = 47779526400. Its totient is φ = 22297112208.

The previous prime is 34640156531. The next prime is 34640156561. The reversal of 34640156553 is 35565104643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34640156553 - 2⁵ = 34640156521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34640156563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199081273 + ... + 199081446.

It is an arithmetic number, because the mean of its divisors is an integer number (5972440800).

Almost surely, 2^34640156553 is an apocalyptic number.

It is an amenable number.

34640156553 is a deficient number, since it is larger than the sum of its proper divisors (13139369847).

34640156553 is a wasteful number, since it uses less digits than its factorization.

34640156553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398162751.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 34640156553 in words is "thirty-four billion, six hundred forty million, one hundred fifty-six thousand, five hundred fifty-three".