2157414734629 has 16 divisors (see below), whose sum is σ = 2707815945600. Its totient is φ = 1669819815360.

The previous prime is 2157414734611. The next prime is 2157414734639. The reversal of 2157414734629 is 9264374147512.

It is a cyclic number.

It is not a de Polignac number, because 2157414734629 - 2⁹ = 2157414734117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2157414734629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2157414734639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94009914 + ... + 94032859.

It is an arithmetic number, because the mean of its divisors is an integer number (169238496600).

Almost surely, 2^{2157414734629} is an apocalyptic number.

It is an amenable number.

2157414734629 is a deficient number, since it is larger than the sum of its proper divisors (550401210971).

2157414734629 is a wasteful number, since it uses less digits than its factorization.

2157414734629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188042940.

The product of its digits is 10160640, while the sum is 55.

The spelling of 2157414734629 in words is "two trillion, one hundred fifty-seven billion, four hundred fourteen million, seven hundred thirty-four thousand, six hundred twenty-nine".