21314264641542 has 64 divisors (see below), whose sum is σ = 48249061344000. Its totient is φ = 6972556719744.

The previous prime is 21314264641471. The next prime is 21314264641609. The reversal of 21314264641542 is 24514646241312.

21314264641542 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 4 + 2 + 64 + 6 + 41 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3751492 + ... + 7530087.

It is an arithmetic number, because the mean of its divisors is an integer number (753891583500).

Almost surely, 2^{21314264641542} is an apocalyptic number.

21314264641542 is an abundant number, since it is smaller than the sum of its proper divisors (26934796702458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21314264641542 is a wasteful number, since it uses less digits than its factorization.

21314264641542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11282242 (or 11282236 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The spelling of 21314264641542 in words is "twenty-one trillion, three hundred fourteen billion, two hundred sixty-four million, six hundred forty-one thousand, five hundred forty-two".