379642157444 has 48 divisors (see below), whose sum is σ = 729314651520. Its totient is φ = 171483471360.

The previous prime is 379642157443. The next prime is 379642157551. The reversal of 379642157444 is 444751246973.

It is a super-2 number, since 2×379642157444² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 379642157444.

It is not an unprimeable number, because it can be changed into a prime (379642157443) 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, 49499642 + ... + 49507310.

It is an arithmetic number, because the mean of its divisors is an integer number (15194055240).

Almost surely, 2^379642157444 is an apocalyptic number.

It is an amenable number.

379642157444 is a deficient number, since it is larger than the sum of its proper divisors (349672494076).

379642157444 is a wasteful number, since it uses less digits than its factorization.

379642157444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588 (or 14586 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 56.

The spelling of 379642157444 in words is "three hundred seventy-nine billion, six hundred forty-two million, one hundred fifty-seven thousand, four hundred forty-four".