453378157552 has 20 divisors (see below), whose sum is σ = 878689818040. Its totient is φ = 226619494848.

The previous prime is 453378157543. The next prime is 453378157553. The reversal of 453378157552 is 255751873354.

It is a happy number.

It is a super-2 number, since 2×453378157552² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 453378157493 and 453378157502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453378157553) 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, 4295223 + ... + 4399510.

It is an arithmetic number, because the mean of its divisors is an integer number (43934490902).

Almost surely, 2^453378157552 is an apocalyptic number.

It is an amenable number.

453378157552 is a deficient number, since it is larger than the sum of its proper divisors (425311660488).

453378157552 is a wasteful number, since it uses less digits than its factorization.

453378157552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8698000 (or 8697994 counting only the distinct ones).

The product of its digits is 17640000, while the sum is 55.

The spelling of 453378157552 in words is "four hundred fifty-three billion, three hundred seventy-eight million, one hundred fifty-seven thousand, five hundred fifty-two".