381476147553 has 48 divisors (see below), whose sum is σ = 557665929600. Its totient is φ = 251273145600.

The previous prime is 381476147527. The next prime is 381476147617. The reversal of 381476147553 is 355741674183.

381476147553 is a `hidden beast` number, since 3 + 8 + 1 + 4 + 76 + 14 + 7 + 553 = 666.

It is not a de Polignac number, because 381476147553 - 2¹³ = 381476139361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 381476147553.

It is not an unprimeable number, because it can be changed into a prime (381476140553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241592718 + ... + 241594296.

It is an arithmetic number, because the mean of its divisors is an integer number (11618040200).

Almost surely, 2^381476147553 is an apocalyptic number.

It is an amenable number.

381476147553 is a deficient number, since it is larger than the sum of its proper divisors (176189782047).

381476147553 is a wasteful number, since it uses less digits than its factorization.

381476147553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582 (or 2579 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 381476147553 in words is "three hundred eighty-one billion, four hundred seventy-six million, one hundred forty-seven thousand, five hundred fifty-three".