37781652792048 has 80 divisors (see below), whose sum is σ = 111104939471616. Its totient is φ = 10951203704320.

The previous prime is 37781652791891. The next prime is 37781652792073. The reversal of 37781652792048 is 84029725618773.

It is a Harshad number since it is a multiple of its sum of digits (69).

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, 1555556565 + ... + 1555580852.

It is a 1-persistent number, because it is pandigital, but 2⋅37781652792048 = 75563305584096 is not.

Almost surely, 2^{37781652792048} is an apocalyptic number.

It is an amenable number.

37781652792048 is an abundant number, since it is smaller than the sum of its proper divisors (73323286679568).

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

37781652792048 is a wasteful number, since it uses less digits than its factorization.

37781652792048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111137462 (or 3111137456 counting only the distinct ones).

The product of its (nonzero) digits is 284497920, while the sum is 69.

The spelling of 37781652792048 in words is "thirty-seven trillion, seven hundred eighty-one billion, six hundred fifty-two million, seven hundred ninety-two thousand, forty-eight".