4621377163554 has 48 divisors (see below), whose sum is σ = 10362005896320. Its totient is φ = 1486801784160.

The previous prime is 4621377163553. The next prime is 4621377163597. The reversal of 4621377163554 is 4553617731264.

4621377163554 is a `hidden beast` number, since 4 + 6 + 2 + 1 + 3 + 77 + 16 + 3 + 554 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4621377163554.

It is not an unprimeable number, because it can be changed into a prime (4621377163553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155412 + ... + 3044159.

It is an arithmetic number, because the mean of its divisors is an integer number (215875122840).

Almost surely, 2^{4621377163554} is an apocalyptic number.

4621377163554 is an abundant number, since it is smaller than the sum of its proper divisors (5740628732766).

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

4621377163554 is a wasteful number, since it uses less digits than its factorization.

4621377163554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202375 (or 3202372 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 54.

The spelling of 4621377163554 in words is "four trillion, six hundred twenty-one billion, three hundred seventy-seven million, one hundred sixty-three thousand, five hundred fifty-four".