711438257162155 has 8 divisors (see below), whose sum is σ = 890844426359712. Its totient is φ = 544404927219648.

The previous prime is 711438257162053. The next prime is 711438257162173. The reversal of 711438257162155 is 551261752834117.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 711438257162155 - 2¹¹ = 711438257160107 is a prime.

It is a super-2 number, since 2×711438257162155² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 711438257162155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3093209813634 + ... + 3093209813863.

It is an arithmetic number, because the mean of its divisors is an integer number (111355553294964).

Almost surely, 2^{711438257162155} is an apocalyptic number.

711438257162155 is a deficient number, since it is larger than the sum of its proper divisors (179406169197557).

711438257162155 is a wasteful number, since it uses less digits than its factorization.

711438257162155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6186419627525.

The product of its digits is 14112000, while the sum is 58.

The spelling of 711438257162155 in words is "seven hundred eleven trillion, four hundred thirty-eight billion, two hundred fifty-seven million, one hundred sixty-two thousand, one hundred fifty-five".