263474623745400 has 96 divisors (see below), whose sum is σ = 818162767981440. Its totient is φ = 70140206386560.

The previous prime is 263474623745393. The next prime is 263474623745401. The reversal of 263474623745400 is 4547326474362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263474623745401) 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, 373689004 + ... + 374393403.

It is an arithmetic number, because the mean of its divisors is an integer number (8522528833140).

Almost surely, 2^{263474623745400} is an apocalyptic number.

263474623745400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263474623745400 is an abundant number, since it is smaller than the sum of its proper divisors (554688144236040).

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

263474623745400 is a wasteful number, since it uses less digits than its factorization.

263474623745400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748083013 (or 748083004 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 57.

The spelling of 263474623745400 in words is "two hundred sixty-three trillion, four hundred seventy-four billion, six hundred twenty-three million, seven hundred forty-five thousand, four hundred".