172034751616 has 64 divisors (see below), whose sum is σ = 421816006080. Its totient is φ = 68057699328.

The previous prime is 172034751613. The next prime is 172034751617. The reversal of 172034751616 is 616157430271.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×172034751616² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (172034751613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7373086 + ... + 7396381.

It is an arithmetic number, because the mean of its divisors is an integer number (6590875095).

Almost surely, 2^172034751616 is an apocalyptic number.

172034751616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

172034751616 is an abundant number, since it is smaller than the sum of its proper divisors (249781254464).

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

172034751616 is a wasteful number, since it uses less digits than its factorization.

172034751616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14769501 (or 14769489 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 172034751616 in words is "one hundred seventy-two billion, thirty-four million, seven hundred fifty-one thousand, six hundred sixteen".