21053453532414 has 16 divisors (see below), whose sum is σ = 44323060068480. Its totient is φ = 6648459010200.

The previous prime is 21053453532341. The next prime is 21053453532443. The reversal of 21053453532414 is 41423535435012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92339708362 + ... + 92339708589.

It is an arithmetic number, because the mean of its divisors is an integer number (2770191254280).

Almost surely, 2^{21053453532414} is an apocalyptic number.

21053453532414 is an abundant number, since it is smaller than the sum of its proper divisors (23269606536066).

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

21053453532414 is a wasteful number, since it uses less digits than its factorization.

21053453532414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184679416975.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 21053453532414 its reverse (41423535435012), we get a palindrome (62476988967426).

The spelling of 21053453532414 in words is "twenty-one trillion, fifty-three billion, four hundred fifty-three million, five hundred thirty-two thousand, four hundred fourteen".