2135656023051 has 16 divisors (see below), whose sum is σ = 2862708121728. Its totient is φ = 1416198806400.

The previous prime is 2135656023043. The next prime is 2135656023103. The reversal of 2135656023051 is 1503206565312.

It is not a de Polignac number, because 2135656023051 - 2³ = 2135656023043 is a prime.

It is a super-2 number, since 2×2135656023051² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2135656023041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694270 + ... + 2180211.

It is an arithmetic number, because the mean of its divisors is an integer number (178919257608).

Almost surely, 2^{2135656023051} is an apocalyptic number.

2135656023051 is a deficient number, since it is larger than the sum of its proper divisors (727052098677).

2135656023051 is a wasteful number, since it uses less digits than its factorization.

2135656023051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875802.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 2135656023051 in words is "two trillion, one hundred thirty-five billion, six hundred fifty-six million, twenty-three thousand, fifty-one".