1295158958412 has 48 divisors (see below), whose sum is σ = 3296895095424. Its totient is φ = 392457312000.

The previous prime is 1295158958407. The next prime is 1295158958413. The reversal of 1295158958412 is 2148598515921.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1295158958413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3531987 + ... + 3881397.

It is an arithmetic number, because the mean of its divisors is an integer number (68685314488).

Almost surely, 2^{1295158958412} is an apocalyptic number.

1295158958412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1295158958412 is an abundant number, since it is smaller than the sum of its proper divisors (2001736137012).

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

1295158958412 is a wasteful number, since it uses less digits than its factorization.

1295158958412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377510 (or 377508 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 60.

The spelling of 1295158958412 in words is "one trillion, two hundred ninety-five billion, one hundred fifty-eight million, nine hundred fifty-eight thousand, four hundred twelve".