21374511035370 has 32 divisors (see below), whose sum is σ = 51299536159872. Its totient is φ = 5699790756672.

The previous prime is 21374511035369. The next prime is 21374511035429. The reversal of 21374511035370 is 7353011547312.

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, 2707197 + ... + 7076576.

It is an arithmetic number, because the mean of its divisors is an integer number (1603110504996).

Almost surely, 2^{21374511035370} is an apocalyptic number.

21374511035370 is an abundant number, since it is smaller than the sum of its proper divisors (29925025124502).

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

21374511035370 is a wasteful number, since it uses less digits than its factorization.

21374511035370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9856606.

The product of its (nonzero) digits is 264600, while the sum is 42.

The spelling of 21374511035370 in words is "twenty-one trillion, three hundred seventy-four billion, five hundred eleven million, thirty-five thousand, three hundred seventy".