2354535665140 has 48 divisors (see below), whose sum is σ = 5011426542528. Its totient is φ = 929104335104.

The previous prime is 2354535665129. The next prime is 2354535665159. The reversal of 2354535665140 is 415665354532.

It is a super-2 number, since 2×2354535665140² (a number of 26 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, 95424 + ... + 2172136.

It is an arithmetic number, because the mean of its divisors is an integer number (104404719636).

Almost surely, 2^{2354535665140} is an apocalyptic number.

2354535665140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2354535665140 is an abundant number, since it is smaller than the sum of its proper divisors (2656890877388).

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

2354535665140 is a wasteful number, since it uses less digits than its factorization.

2354535665140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077488 (or 2077486 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 49.

The spelling of 2354535665140 in words is "two trillion, three hundred fifty-four billion, five hundred thirty-five million, six hundred sixty-five thousand, one hundred forty".