4057478455501 has 4 divisors (see below), whose sum is σ = 4057535713504. Its totient is φ = 4057421197500.

The previous prime is 4057478455493. The next prime is 4057478455553. The reversal of 4057478455501 is 1055548747504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4057478455501 - 2³ = 4057478455493 is a prime.

It is a super-2 number, since 2×4057478455501² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4057478455001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28522575 + ... + 28664476.

It is an arithmetic number, because the mean of its divisors is an integer number (1014383928376).

Almost surely, 2^{4057478455501} is an apocalyptic number.

It is an amenable number.

4057478455501 is a deficient number, since it is larger than the sum of its proper divisors (57258003).

4057478455501 is an equidigital number, since it uses as much as digits as its factorization.

4057478455501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57258002.

The product of its (nonzero) digits is 15680000, while the sum is 55.

The spelling of 4057478455501 in words is "four trillion, fifty-seven billion, four hundred seventy-eight million, four hundred fifty-five thousand, five hundred one".