47851514534 has 4 divisors (see below), whose sum is σ = 71777271804. Its totient is φ = 23925757266.

The previous prime is 47851514509. The next prime is 47851514537. The reversal of 47851514534 is 43541515874.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43541515874 = 2 ⋅21770757937.

It is a super-2 number, since 2×47851514534² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47851514537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11962878632 + ... + 11962878635.

It is an arithmetic number, because the mean of its divisors is an integer number (17944317951).

Almost surely, 2^47851514534 is an apocalyptic number.

47851514534 is a deficient number, since it is larger than the sum of its proper divisors (23925757270).

47851514534 is a wasteful number, since it uses less digits than its factorization.

47851514534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23925757269.

The product of its digits is 1344000, while the sum is 47.

The spelling of 47851514534 in words is "forty-seven billion, eight hundred fifty-one million, five hundred fourteen thousand, five hundred thirty-four".