2153040120535 has 24 divisors (see below), whose sum is σ = 2746413379440. Its totient is φ = 1620022216704.

The previous prime is 2153040120479. The next prime is 2153040120563. The reversal of 2153040120535 is 5350210403512.

It is a de Polignac number, because none of the positive numbers 2^k-2153040120535 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2153040120497 and 2153040120506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1651272 + ... + 2651938.

It is an arithmetic number, because the mean of its divisors is an integer number (114433890810).

Almost surely, 2^{2153040120535} is an apocalyptic number.

2153040120535 is a deficient number, since it is larger than the sum of its proper divisors (593373258905).

2153040120535 is a wasteful number, since it uses less digits than its factorization.

2153040120535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002195 (or 1002178 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 2153040120535 in words is "two trillion, one hundred fifty-three billion, forty million, one hundred twenty thousand, five hundred thirty-five".