71403374475 has 48 divisors (see below), whose sum is σ = 131216348640. Its totient is φ = 38068531200.

The previous prime is 71403374467. The next prime is 71403374519. The reversal of 71403374475 is 57447330417.

It is a happy number.

71403374475 is a `hidden beast` number, since 7 + 140 + 3 + 37 + 4 + 475 = 666.

It is not a de Polignac number, because 71403374475 - 2³ = 71403374467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 71403374475.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2100615 + ... + 2134335.

It is an arithmetic number, because the mean of its divisors is an integer number (2733673930).

Almost surely, 2^71403374475 is an apocalyptic number.

71403374475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

71403374475 is a deficient number, since it is larger than the sum of its proper divisors (59812974165).

71403374475 is a wasteful number, since it uses less digits than its factorization.

71403374475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36877 (or 36866 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 45.

The spelling of 71403374475 in words is "seventy-one billion, four hundred three million, three hundred seventy-four thousand, four hundred seventy-five".