39461728490 has 8 divisors (see below), whose sum is σ = 71031111300. Its totient is φ = 15784691392.

The previous prime is 39461728477. The next prime is 39461728513. The reversal of 39461728490 is 9482716493.

It can be written as a sum of positive squares in 2 ways, for example, as 39437590921 + 24137569 = 198589^2 + 4913^2 .

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

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, 1973086415 + ... + 1973086434.

Almost surely, 2^39461728490 is an apocalyptic number.

39461728490 is a deficient number, since it is larger than the sum of its proper divisors (31569382810).

39461728490 is a wasteful number, since it uses less digits than its factorization.

39461728490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946172856.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 39461728490 in words is "thirty-nine billion, four hundred sixty-one million, seven hundred twenty-eight thousand, four hundred ninety".