151433969634 has 64 divisors (see below), whose sum is σ = 344925060480. Its totient is φ = 49232145600.

The previous prime is 151433969633. The next prime is 151433969671. The reversal of 151433969634 is 436969334151.

It is a happy number.

151433969634 is a `hidden beast` number, since 1 + 5 + 1 + 433 + 96 + 96 + 34 = 666.

It is a super-2 number, since 2×151433969634² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (151433969633) 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, 158212 + ... + 572624.

It is an arithmetic number, because the mean of its divisors is an integer number (5389454070).

Almost surely, 2^151433969634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151433969634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172462530240).

151433969634 is an abundant number, since it is smaller than the sum of its proper divisors (193491090846).

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

151433969634 is a wasteful number, since it uses less digits than its factorization.

151433969634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414592 (or 414586 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The spelling of 151433969634 in words is "one hundred fifty-one billion, four hundred thirty-three million, nine hundred sixty-nine thousand, six hundred thirty-four".