20958587414962 has 4 divisors (see below), whose sum is σ = 31437881122446. Its totient is φ = 10479293707480.

The previous prime is 20958587414959. The next prime is 20958587415037. The reversal of 20958587414962 is 26941478585902.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20925492164721 + 33095250241 = 4574439^2 + 181921^2 .

It is a super-2 number, since 2×20958587414962² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20958587414891 and 20958587414900.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5239646853739 + ... + 5239646853742.

Almost surely, 2^{20958587414962} is an apocalyptic number.

20958587414962 is a deficient number, since it is larger than the sum of its proper divisors (10479293707484).

20958587414962 is a wasteful number, since it uses less digits than its factorization.

20958587414962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10479293707483.

The product of its (nonzero) digits is 348364800, while the sum is 70.

The spelling of 20958587414962 in words is "twenty trillion, nine hundred fifty-eight billion, five hundred eighty-seven million, four hundred fourteen thousand, nine hundred sixty-two".