149693487635041 has 9 divisors (see below), whose sum is σ = 174133340345649. Its totient is φ = 128308630277604.

The previous prime is 149693487635039. The next prime is 149693487635053. The reversal of 149693487635041 is 140536784396941.

It is a happy number.

The square root of 149693487635041 is 12234929.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 149693487635041 - 2¹ = 149693487635039 is a prime.

It is a super-2 number, since 2×149693487635041² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149693487635941) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 84770580 + ... + 86518426.

Almost surely, 2^{149693487635041} is an apocalyptic number.

149693487635041 is the 12234929-th square number.

149693487635041 is the 6117465-th centered octagonal number.

It is an amenable number.

149693487635041 is a deficient number, since it is larger than the sum of its proper divisors (24439852710608).

149693487635041 is an frugal number, since it uses more digits than its factorization.

149693487635041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495708 (or 1747854 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 70.

The spelling of 149693487635041 in words is "one hundred forty-nine trillion, six hundred ninety-three billion, four hundred eighty-seven million, six hundred thirty-five thousand, forty-one".