21376029662 has 32 divisors (see below), whose sum is σ = 36091234368. Its totient is φ = 9421353216.

The previous prime is 21376029613. The next prime is 21376029679. The reversal of 21376029662 is 26692067312.

It is a super-2 number, since 2×21376029662² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337418 + ... + 395730.

It is an arithmetic number, because the mean of its divisors is an integer number (1127851074).

Almost surely, 2^21376029662 is an apocalyptic number.

21376029662 is a deficient number, since it is larger than the sum of its proper divisors (14715204706).

21376029662 is a wasteful number, since it uses less digits than its factorization.

21376029662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58964.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 21376029662 in words is "twenty-one billion, three hundred seventy-six million, twenty-nine thousand, six hundred sixty-two".