2515145543412 has 24 divisors (see below), whose sum is σ = 5923520348256. Its totient is φ = 830546503008.

The previous prime is 2515145543387. The next prime is 2515145543437. The reversal of 2515145543412 is 2143455415152.

It is an interprime number because it is at equal distance from previous prime (2515145543387) and next prime (2515145543437).

It is a congruent number.

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, 979416763 + ... + 979419330.

It is an arithmetic number, because the mean of its divisors is an integer number (246813347844).

Almost surely, 2^{2515145543412} is an apocalyptic number.

It is an amenable number.

2515145543412 is an abundant number, since it is smaller than the sum of its proper divisors (3408374804844).

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

2515145543412 is a wasteful number, since it uses less digits than its factorization.

2515145543412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958836207 (or 1958836205 counting only the distinct ones).

The product of its digits is 480000, while the sum is 42.

The spelling of 2515145543412 in words is "two trillion, five hundred fifteen billion, one hundred forty-five million, five hundred forty-three thousand, four hundred twelve".