11215351357651 has 32 divisors (see below), whose sum is σ = 12964093240320. Its totient is φ = 9503899776000.

The previous prime is 11215351357621. The next prime is 11215351357663. The reversal of 11215351357651 is 15675315351211.

It is not a de Polignac number, because 11215351357651 - 2¹⁵ = 11215351324883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11215351357621) 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, 242633620 + ... + 242679838.

It is an arithmetic number, because the mean of its divisors is an integer number (405127913760).

Almost surely, 2^{11215351357651} is an apocalyptic number.

11215351357651 is a deficient number, since it is larger than the sum of its proper divisors (1748741882669).

11215351357651 is a wasteful number, since it uses less digits than its factorization.

11215351357651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47395.

The product of its digits is 472500, while the sum is 46.

The spelling of 11215351357651 in words is "eleven trillion, two hundred fifteen billion, three hundred fifty-one million, three hundred fifty-seven thousand, six hundred fifty-one".