1671048538038 has 32 divisors (see below), whose sum is σ = 4051026760320. Its totient is φ = 506378344680.

The previous prime is 1671048538031. The next prime is 1671048538051. The reversal of 1671048538038 is 8308358401761.

It is a happy number.

1671048538038 is a `hidden beast` number, since 1 + 6 + 71 + 0 + 4 + 8 + 538 + 0 + 38 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1671048538031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406605920 + ... + 1406607107.

It is an arithmetic number, because the mean of its divisors is an integer number (126594586260).

Almost surely, 2^{1671048538038} is an apocalyptic number.

1671048538038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1671048538038 is an abundant number, since it is smaller than the sum of its proper divisors (2379978222282).

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

1671048538038 is a wasteful number, since it uses less digits than its factorization.

1671048538038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813213049 (or 2813213043 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 1671048538038 in words is "one trillion, six hundred seventy-one billion, forty-eight million, five hundred thirty-eight thousand, thirty-eight".