71417152390 has 32 divisors (see below), whose sum is σ = 132872879520. Its totient is φ = 27622291200.

The previous prime is 71417152321. The next prime is 71417152393. The reversal of 71417152390 is 9325171417.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71417152393) 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, 956191 + ... + 1028170.

It is an arithmetic number, because the mean of its divisors is an integer number (4152277485).

Almost surely, 2^71417152390 is an apocalyptic number.

71417152390 is a deficient number, since it is larger than the sum of its proper divisors (61455727130).

71417152390 is a wasteful number, since it uses less digits than its factorization.

71417152390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984488.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 71417152390 in words is "seventy-one billion, four hundred seventeen million, one hundred fifty-two thousand, three hundred ninety".