38641027782 has 32 divisors (see below), whose sum is σ = 88472869632. Its totient is φ = 11021478624.

The previous prime is 38641027759. The next prime is 38641027787. The reversal of 38641027782 is 28772014683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38641027787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759013 + ... + 808320.

It is an arithmetic number, because the mean of its divisors is an integer number (2764777176).

Almost surely, 2^38641027782 is an apocalyptic number.

38641027782 is an abundant number, since it is smaller than the sum of its proper divisors (49831841850).

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

38641027782 is a wasteful number, since it uses less digits than its factorization.

38641027782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567932.

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 38641027782 in words is "thirty-eight billion, six hundred forty-one million, twenty-seven thousand, seven hundred eighty-two".