2515222878133 has 32 divisors (see below), whose sum is σ = 3071093066496. Its totient is φ = 2010785538048.

The previous prime is 2515222878073. The next prime is 2515222878137. The reversal of 2515222878133 is 3318782225152.

It is a happy number.

It is not a de Polignac number, because 2515222878133 - 2³⁷ = 2377783924661 is a prime.

It is a super-2 number, since 2×2515222878133² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2515222878137) 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, 102763185 + ... + 102787657.

It is an arithmetic number, because the mean of its divisors is an integer number (95971658328).

Almost surely, 2^{2515222878133} is an apocalyptic number.

It is an amenable number.

2515222878133 is a deficient number, since it is larger than the sum of its proper divisors (555870188363).

2515222878133 is a wasteful number, since it uses less digits than its factorization.

2515222878133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32253.

The product of its digits is 1612800, while the sum is 49.

The spelling of 2515222878133 in words is "two trillion, five hundred fifteen billion, two hundred twenty-two million, eight hundred seventy-eight thousand, one hundred thirty-three".