2135670540564 has 48 divisors (see below), whose sum is σ = 5436552461760. Its totient is φ = 647137155840.

The previous prime is 2135670540529. The next prime is 2135670540589. The reversal of 2135670540564 is 4650450765312.

It is a super-2 number, since 2×2135670540564² (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 2003632 + ... + 2878520.

It is an arithmetic number, because the mean of its divisors is an integer number (113261509620).

Almost surely, 2^{2135670540564} is an apocalyptic number.

It is an amenable number.

2135670540564 is an abundant number, since it is smaller than the sum of its proper divisors (3300881921196).

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

2135670540564 is a wasteful number, since it uses less digits than its factorization.

2135670540564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893400 (or 893398 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 2135670540564 in words is "two trillion, one hundred thirty-five billion, six hundred seventy million, five hundred forty thousand, five hundred sixty-four".