376445546838 has 12 divisors (see below), whose sum is σ = 815632018188. Its totient is φ = 125481848940.

The previous prime is 376445546833. The next prime is 376445546839. The reversal of 376445546838 is 838645544673.

It is a happy number.

376445546838 is a `hidden beast` number, since 3 + 7 + 6 + 4 + 4 + 5 + 546 + 83 + 8 = 666.

It is a super-2 number, since 2×376445546838² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376445546833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10456820728 + ... + 10456820763.

It is an arithmetic number, because the mean of its divisors is an integer number (67969334849).

Almost surely, 2^376445546838 is an apocalyptic number.

376445546838 is an abundant number, since it is smaller than the sum of its proper divisors (439186471350).

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

376445546838 is a wasteful number, since it uses less digits than its factorization.

376445546838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20913641499 (or 20913641496 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 63.

The spelling of 376445546838 in words is "three hundred seventy-six billion, four hundred forty-five million, five hundred forty-six thousand, eight hundred thirty-eight".