3540638734670 has 32 divisors (see below), whose sum is σ = 6534753781248. Its totient is φ = 1380478746528.

The previous prime is 3540638734651. The next prime is 3540638734687. The reversal of 3540638734670 is 764378360453.

3540638734670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3540638734670² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8244434 + ... + 8663253.

It is an arithmetic number, because the mean of its divisors is an integer number (204211055664).

Almost surely, 2^{3540638734670} is an apocalyptic number.

3540638734670 is a deficient number, since it is larger than the sum of its proper divisors (2994115046578).

3540638734670 is a wasteful number, since it uses less digits than its factorization.

3540638734670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16908224.

The product of its (nonzero) digits is 30481920, while the sum is 56.

The spelling of 3540638734670 in words is "three trillion, five hundred forty billion, six hundred thirty-eight million, seven hundred thirty-four thousand, six hundred seventy".