2475254328778 has 32 divisors (see below), whose sum is σ = 4631209769088. Its totient is φ = 963934238400.

The previous prime is 2475254328769. The next prime is 2475254328779. The reversal of 2475254328778 is 8778234525742.

It is a super-2 number, since 2×2475254328778² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2475254328779) 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, 3423925 + ... + 4083352.

It is an arithmetic number, because the mean of its divisors is an integer number (144725305284).

Almost surely, 2^{2475254328778} is an apocalyptic number.

2475254328778 is a deficient number, since it is larger than the sum of its proper divisors (2155955440310).

2475254328778 is a wasteful number, since it uses less digits than its factorization.

2475254328778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7509438.

The product of its digits is 210739200, while the sum is 64.

The spelling of 2475254328778 in words is "two trillion, four hundred seventy-five billion, two hundred fifty-four million, three hundred twenty-eight thousand, seven hundred seventy-eight".