2142651340634 has 8 divisors (see below), whose sum is σ = 3673116583968. Its totient is φ = 918279145980.

The previous prime is 2142651340633. The next prime is 2142651340639. The reversal of 2142651340634 is 4360431562412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2142651340591 and 2142651340600.

It is not an unprimeable number, because it can be changed into a prime (2142651340633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76523262152 + ... + 76523262179.

It is an arithmetic number, because the mean of its divisors is an integer number (459139572996).

Almost surely, 2^{2142651340634} is an apocalyptic number.

2142651340634 is a deficient number, since it is larger than the sum of its proper divisors (1530465243334).

2142651340634 is a wasteful number, since it uses less digits than its factorization.

2142651340634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153046524340.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 2142651340634 in words is "two trillion, one hundred forty-two billion, six hundred fifty-one million, three hundred forty thousand, six hundred thirty-four".