1249149003700 has 36 divisors (see below), whose sum is σ = 2919165136300. Its totient is φ = 461224247040.

The previous prime is 1249149003677. The next prime is 1249149003761. The reversal of 1249149003700 is 73009419421.

It can be written as a sum of positive squares in 6 ways, for example, as 216035321616 + 1033113682084 = 464796^2 + 1016422^2 .

It is a super-2 number, since 2×1249149003700² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480440625 + ... + 480443224.

Almost surely, 2^{1249149003700} is an apocalyptic number.

1249149003700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1249149003700 is an abundant number, since it is smaller than the sum of its proper divisors (1670016132600).

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

1249149003700 is a wasteful number, since it uses less digits than its factorization.

1249149003700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960883876 (or 960883869 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 1249149003700 in words is "one trillion, two hundred forty-nine billion, one hundred forty-nine million, three thousand, seven hundred".