10537981946 has 8 divisors (see below), whose sum is σ = 15819901344. Its totient is φ = 5264681500.

The previous prime is 10537981919. The next prime is 10537981963. The reversal of 10537981946 is 64918973501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×10537981946³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2151680 + ... + 2156571.

It is an arithmetic number, because the mean of its divisors is an integer number (1977487668).

Almost surely, 2^10537981946 is an apocalyptic number.

10537981946 is a deficient number, since it is larger than the sum of its proper divisors (5281919398).

10537981946 is a wasteful number, since it uses less digits than its factorization.

10537981946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309476.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 10537981946 in words is "ten billion, five hundred thirty-seven million, nine hundred eighty-one thousand, nine hundred forty-six".