172472024211402 has 64 divisors (see below), whose sum is σ = 365343143040000. Its totient is φ = 54092833274880.

The previous prime is 172472024211397. The next prime is 172472024211407. The reversal of 172472024211402 is 204112420274271.

It is an interprime number because it is at equal distance from previous prime (172472024211397) and next prime (172472024211407).

It is not an unprimeable number, because it can be changed into a prime (172472024211407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7336413624 + ... + 7336437132.

It is an arithmetic number, because the mean of its divisors is an integer number (5708486610000).

Almost surely, 2^{172472024211402} is an apocalyptic number.

172472024211402 is an abundant number, since it is smaller than the sum of its proper divisors (192871118828598).

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

172472024211402 is a wasteful number, since it uses less digits than its factorization.

172472024211402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41791.

The product of its (nonzero) digits is 100352, while the sum is 39.

Adding to 172472024211402 its reverse (204112420274271), we get a palindrome (376584444485673).

The spelling of 172472024211402 in words is "one hundred seventy-two trillion, four hundred seventy-two billion, twenty-four million, two hundred eleven thousand, four hundred two".